diff --git a/mods/ra/maps/soviet-13b/map.bin b/mods/ra/maps/soviet-13b/map.bin
new file mode 100644
index 0000000000..2dd7db73b0
Binary files /dev/null and b/mods/ra/maps/soviet-13b/map.bin differ
diff --git a/mods/ra/maps/soviet-13b/map.png b/mods/ra/maps/soviet-13b/map.png
new file mode 100644
index 0000000000..dc774179f2
Binary files /dev/null and b/mods/ra/maps/soviet-13b/map.png differ
diff --git a/mods/ra/maps/soviet-13b/map.yaml b/mods/ra/maps/soviet-13b/map.yaml
new file mode 100644
index 0000000000..33f9c31957
--- /dev/null
+++ b/mods/ra/maps/soviet-13b/map.yaml
@@ -0,0 +1,957 @@
+MapFormat: 12
+
+RequiresMod: ra
+
+Title: 13b: Capture the Chronosphere
+
+Author: Westwood Studios
+
+Tileset: SNOW
+
+MapSize: 128,128
+
+Bounds: 18,14,92,93
+
+Visibility: MissionSelector
+
+Categories: Campaign
+
+LockPreview: True
+
+Players:
+	PlayerReference@Neutral:
+		Name: Neutral
+		OwnsWorld: True
+		NonCombatant: True
+		Faction: england
+	PlayerReference@Greece:
+		Name: Greece
+		Bot: campaign
+		Faction: allies
+		Color: E2E6F6
+		Allies: GoodGuy
+		Enemies: USSR
+	PlayerReference@GoodGuy:
+		Name: GoodGuy
+		Faction: allies
+		Color: E2E6F6
+		Allies: Greece
+		Enemies: USSR
+	PlayerReference@USSR:
+		Name: USSR
+		AllowBots: False
+		Playable: True
+		Required: True
+		LockFaction: True
+		Faction: soviet
+		LockColor: True
+		Color: FE1100
+		LockSpawn: True
+		LockTeam: True
+		Enemies: GoodGuy, Greece
+
+Actors:
+	Actor0: cycl
+		Location: 42,73
+		Owner: Greece
+	Actor1: cycl
+		Location: 43,73
+		Owner: Greece
+	Actor2: cycl
+		Location: 44,73
+		Owner: Greece
+	Actor3: cycl
+		Location: 45,73
+		Owner: Greece
+	Actor4: cycl
+		Location: 46,73
+		Owner: Greece
+	Actor5: cycl
+		Location: 50,73
+		Owner: Greece
+	Actor6: cycl
+		Location: 51,73
+		Owner: Greece
+	Actor7: cycl
+		Location: 52,73
+		Owner: Greece
+	Actor8: cycl
+		Location: 53,73
+		Owner: Greece
+	Actor9: cycl
+		Location: 54,73
+		Owner: Greece
+	Actor10: cycl
+		Location: 55,73
+		Owner: Greece
+	Actor11: cycl
+		Location: 26,74
+		Owner: Greece
+	Actor12: cycl
+		Location: 27,74
+		Owner: Greece
+	Actor13: cycl
+		Location: 28,74
+		Owner: Greece
+	Actor14: cycl
+		Location: 29,74
+		Owner: Greece
+	Actor15: cycl
+		Location: 30,74
+		Owner: Greece
+	Actor16: cycl
+		Location: 35,74
+		Owner: Greece
+	Actor17: cycl
+		Location: 36,74
+		Owner: Greece
+	Actor18: cycl
+		Location: 41,74
+		Owner: Greece
+	Actor19: cycl
+		Location: 42,74
+		Owner: Greece
+	Actor20: cycl
+		Location: 55,74
+		Owner: Greece
+	Actor21: cycl
+		Location: 56,74
+		Owner: Greece
+	Actor22: cycl
+		Location: 25,75
+		Owner: Greece
+	Actor23: cycl
+		Location: 26,75
+		Owner: Greece
+	Actor24: cycl
+		Location: 36,75
+		Owner: Greece
+	Actor25: cycl
+		Location: 37,75
+		Owner: Greece
+	Actor26: cycl
+		Location: 38,75
+		Owner: Greece
+	Actor27: cycl
+		Location: 39,75
+		Owner: Greece
+	Actor28: cycl
+		Location: 40,75
+		Owner: Greece
+	Actor29: cycl
+		Location: 41,75
+		Owner: Greece
+	Actor30: cycl
+		Location: 56,75
+		Owner: Greece
+	Actor31: cycl
+		Location: 57,75
+		Owner: Greece
+	Actor32: cycl
+		Location: 58,75
+		Owner: Greece
+	Actor33: cycl
+		Location: 59,75
+		Owner: Greece
+	Actor34: cycl
+		Location: 25,76
+		Owner: Greece
+	Actor35: cycl
+		Location: 59,76
+		Owner: Greece
+	Actor36: cycl
+		Location: 62,79
+		Owner: Greece
+	Actor37: cycl
+		Location: 63,79
+		Owner: Greece
+	Actor38: cycl
+		Location: 64,79
+		Owner: Greece
+	Actor39: cycl
+		Location: 64,80
+		Owner: Greece
+	Actor40: cycl
+		Location: 65,80
+		Owner: Greece
+	Actor41: cycl
+		Location: 66,80
+		Owner: Greece
+	Actor42: cycl
+		Location: 66,81
+		Owner: Greece
+	Actor43: cycl
+		Location: 67,81
+		Owner: Greece
+	Actor44: cycl
+		Location: 68,81
+		Owner: Greece
+	Actor45: cycl
+		Location: 69,81
+		Owner: Greece
+	Actor46: cycl
+		Location: 66,88
+		Owner: Greece
+	Actor47: cycl
+		Location: 67,88
+		Owner: Greece
+	Actor48: cycl
+		Location: 68,88
+		Owner: Greece
+	Actor49: cycl
+		Location: 69,88
+		Owner: Greece
+	Actor50: cycl
+		Location: 70,88
+		Owner: Greece
+	Actor51: cycl
+		Location: 71,88
+		Owner: Greece
+	Actor52: cycl
+		Location: 71,89
+		Owner: Greece
+	Actor53: cycl
+		Location: 71,90
+		Owner: Greece
+	Actor54: cycl
+		Location: 57,93
+		Owner: Greece
+	Actor55: cycl
+		Location: 60,93
+		Owner: Greece
+	Actor56: cycl
+		Location: 57,94
+		Owner: Greece
+	Actor57: cycl
+		Location: 58,94
+		Owner: Greece
+	Actor58: cycl
+		Location: 59,94
+		Owner: Greece
+	Actor59: cycl
+		Location: 60,94
+		Owner: Greece
+	Actor60: brik
+		Location: 70,94
+		Owner: Greece
+	Actor61: brik
+		Location: 71,94
+		Owner: Greece
+	Actor62: brik
+		Location: 70,95
+		Owner: Greece
+	Actor63: brik
+		Location: 71,95
+		Owner: Greece
+	Actor64: cycl
+		Location: 47,96
+		Owner: Greece
+	Actor65: cycl
+		Location: 48,96
+		Owner: Greece
+	Actor66: cycl
+		Location: 49,96
+		Owner: Greece
+	Actor67: cycl
+		Location: 50,96
+		Owner: Greece
+	Actor68: cycl
+		Location: 47,97
+		Owner: Greece
+	Actor69: brik
+		Location: 26,100
+		Owner: Greece
+	Actor70: brik
+		Location: 27,100
+		Owner: Greece
+	Actor71: brik
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+		Owner: Greece
+	Actor72: brik
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+		Owner: Greece
+	Actor73: brik
+		Location: 70,100
+		Owner: Greece
+	Actor74: brik
+		Location: 71,100
+		Owner: Greece
+	Actor75: brik
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+		Owner: Greece
+	Actor76: brik
+		Location: 29,101
+		Owner: Greece
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+		Owner: Greece
+	Actor78: brik
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+		Owner: Greece
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+		Owner: Greece
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+		Owner: Greece
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+		Owner: Greece
+	Actor82: brik
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+		Owner: Greece
+	Actor83: brik
+		Location: 28,103
+		Owner: Greece
+	Actor84: brik
+		Location: 29,103
+		Owner: Greece
+	Actor85: tc05
+		Location: 52,104
+		Owner: Neutral
+	Actor86: tc02
+		Location: 46,99
+		Owner: Neutral
+	Actor87: t01
+		Location: 92,88
+		Owner: Neutral
+	Actor88: tc04
+		Location: 76,95
+		Owner: Neutral
+	Actor89: tc01
+		Location: 76,91
+		Owner: Neutral
+	Actor90: tc04
+		Location: 60,65
+		Owner: Neutral
+	Actor91: t12
+		Location: 64,65
+		Owner: Neutral
+	Actor92: tc01
+		Location: 46,56
+		Owner: Neutral
+	Actor93: tc05
+		Location: 53,63
+		Owner: Neutral
+	Actor94: tc03
+		Location: 37,67
+		Owner: Neutral
+	Actor95: tc03
+		Location: 70,59
+		Owner: Neutral
+	Actor96: tc02
+		Location: 87,65
+		Owner: Neutral
+	Actor97: t16
+		Location: 42,48
+		Owner: Neutral
+	Actor98: t15
+		Location: 27,68
+		Owner: Neutral
+	Actor99: t14
+		Location: 56,68
+		Owner: Neutral
+	Actor100: t13
+		Location: 59,50
+		Owner: Neutral
+	Actor101: t12
+		Location: 92,54
+		Owner: Neutral
+	Actor102: tc04
+		Location: 23,63
+		Owner: Neutral
+	Actor103: tc02
+		Location: 18,52
+		Owner: Neutral
+	Actor104: tc01
+		Location: 29,53
+		Owner: Neutral
+	Actor105: t15
+		Location: 27,59
+		Owner: Neutral
+	Actor106: tc01
+		Location: 20,57
+		Owner: Neutral
+	Actor107: t16
+		Location: 19,58
+		Owner: Neutral
+	Actor108: t13
+		Location: 18,57
+		Owner: Neutral
+	Actor111: tc04
+		Location: 56,102
+		Owner: Neutral
+	Actor112: tc02
+		Location: 58,100
+		Owner: Neutral
+	Actor114: tc05
+		Location: 84,33
+		Owner: Neutral
+	Actor116: atek
+		Location: 26,96
+		Owner: Greece
+	Chronosphere: pdox
+		Location: 27,101
+		Owner: Greece
+	Actor118: pbox
+		Location: 48,75
+		Owner: Greece
+	Actor119: pbox
+		Location: 58,80
+		Owner: Greece
+	Actor120: pbox
+		Location: 34,74
+		Owner: Greece
+	Actor121: pbox
+		Location: 31,74
+		Owner: Greece
+	Actor122: hbox
+		Location: 46,99
+		Owner: Greece
+	Actor123: hbox
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+		Owner: Greece
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+		Location: 26,93
+		Owner: Greece
+	Actor125: hbox
+		Location: 68,89
+		Owner: Greece
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+		Location: 49,104
+		Owner: Greece
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+		Location: 47,105
+		Owner: Greece
+	Actor128: gap
+		Location: 68,91
+		Owner: Greece
+	Actor129: gun
+		Location: 58,78
+		Owner: Greece
+		Facing: 892
+	Actor130: gun
+		Location: 60,80
+		Owner: Greece
+		Facing: 892
+	Actor131: gun
+		Location: 50,72
+		Owner: Greece
+	Actor132: gun
+		Location: 46,72
+		Owner: Greece
+	Actor133: gun
+		Location: 72,96
+		Owner: Greece
+		Facing: 764
+	Actor134: gun
+		Location: 72,99
+		Owner: Greece
+		Facing: 764
+	Actor135: fact
+		Location: 47,84
+		Owner: Greece
+	Actor136: proc
+		Location: 52,90
+		Owner: Greece
+	Actor137: proc
+		Location: 50,96
+		Owner: Greece
+	Actor138: silo
+		Location: 59,93
+		Owner: Greece
+	Actor139: silo
+		Location: 49,97
+		Owner: Greece
+	Actor140: silo
+		Location: 48,97
+		Owner: Greece
+	Actor141: silo
+		Location: 58,93
+		Owner: Greece
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+		Location: 32,73
+		Owner: Greece
+	HPad4: hpad
+		Location: 55,96
+		Owner: Greece
+	Actor144: apwr
+		Location: 44,86
+		Owner: Greece
+	Actor145: apwr
+		Location: 42,104
+		Owner: Greece
+	Actor146: apwr
+		Location: 43,98
+		Owner: Greece
+	Actor147: apwr
+		Location: 44,92
+		Owner: Greece
+	Actor148: apwr
+		Location: 27,83
+		Owner: Greece
+	Actor149: apwr
+		Location: 50,86
+		Owner: Greece
+	Actor150: apwr
+		Location: 37,104
+		Owner: Greece
+	Actor151: apwr
+		Location: 31,92
+		Owner: Greece
+	GreeceTent2: tent
+		Location: 19,98
+		Owner: Greece
+	GreeceTent1: tent
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+		Owner: Greece
+	Radar1: dome
+		Location: 29,90
+		Owner: Greece
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+		Location: 48,88
+		Owner: Greece
+	Radar3: dome
+		Location: 69,89
+		Owner: Greece
+	HPad2: hpad
+		Location: 56,76
+		Owner: Greece
+	GreeceShipyard: syrd
+		Location: 73,84
+		Owner: Greece
+	GoodGuyShipyard: syrd
+		Location: 32,43
+		Owner: GoodGuy
+	Actor160: brl3
+		Location: 71,87
+		Owner: Greece
+	Actor161: barl
+		Location: 71,86
+		Owner: Greece
+	Actor162: barl
+		Location: 70,87
+		Owner: Greece
+	Actor163: hbox
+		Location: 26,89
+		Owner: Greece
+	HPad3: hpad
+		Location: 61,80
+		Owner: Greece
+	Actor165: gap
+		Location: 24,46
+		Owner: GoodGuy
+	Actor166: gun
+		Location: 27,42
+		Owner: Greece
+		Facing: 892
+	Actor167: gun
+		Location: 25,41
+		Owner: Greece
+		Facing: 892
+	Actor168: agun
+		Location: 28,45
+		Owner: GoodGuy
+	Actor169: agun
+		Location: 23,42
+		Owner: GoodGuy
+	Actor170: fact
+		Location: 20,42
+		Owner: GoodGuy
+	GoodGuyWarFactory: weap
+		Location: 25,50
+		Owner: GoodGuy
+	Actor172: apwr
+		Location: 25,47
+		Owner: GoodGuy
+	Actor173: apwr
+		Location: 18,46
+		Owner: GoodGuy
+	Actor174: agun
+		Location: 24,50
+		Owner: GoodGuy
+	Actor175: apwr
+		Location: 27,79
+		Owner: Greece
+	GreeceWarFactory: weap
+		Location: 59,85
+		Owner: Greece
+	Actor177: agun
+		Location: 47,101
+		Owner: Greece
+	Actor178: v19
+		Location: 26,78
+		Owner: Greece
+	Actor179: brl3
+		Location: 26,77
+		Owner: Greece
+	Actor180: brl3
+		Location: 54,97
+		Owner: Greece
+	Actor181: barl
+		Location: 53,97
+		Owner: Greece
+	Actor182: v19
+		Location: 54,96
+		Owner: Greece
+	Actor183: brl3
+		Location: 53,96
+		Owner: Greece
+	Actor184: gun
+		Location: 63,78
+		Owner: Greece
+	Actor190: gap
+		Location: 30,88
+		Owner: Greece
+	StartAttack3: 2tnk
+		Location: 75,60
+		Owner: Greece
+		Facing: 892
+	StartAttack4: 2tnk
+		Location: 76,62
+		Owner: Greece
+		Facing: 892
+	StartAttack5: 2tnk
+		Location: 78,62
+		Owner: Greece
+		Facing: 892
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+		Location: 80,59
+		Owner: Greece
+		Facing: 892
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+		Location: 79,58
+		Owner: Greece
+		Facing: 892
+	V2A: v2rl
+		Location: 84,20
+		Owner: USSR
+		Facing: 508
+	V2B: v2rl
+		Location: 82,20
+		Owner: USSR
+		Facing: 508
+	Actor199: 4tnk
+		Location: 80,20
+		Owner: USSR
+		Facing: 508
+	Actor200: 4tnk
+		Location: 86,20
+		Owner: USSR
+		Facing: 508
+	Actor201: 3tnk
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+		Owner: USSR
+		Facing: 508
+	Actor202: 3tnk
+		Location: 85,21
+		Owner: USSR
+		Facing: 508
+	Actor203: 2tnk
+		Location: 28,41
+		Owner: Greece
+	Actor204: 2tnk
+		Location: 30,41
+		Owner: Greece
+	Actor205: 2tnk
+		Location: 24,40
+		Owner: Greece
+		Facing: 892
+	Actor206: 2tnk
+		Location: 26,40
+		Owner: Greece
+		Facing: 892
+	Actor207: arty
+		Location: 29,42
+		Owner: Greece
+	Actor208: arty
+		Location: 24,41
+		Owner: Greece
+		Facing: 892
+	OreAttack3: 2tnk
+		Location: 39,16
+		Owner: GoodGuy
+		Facing: 764
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+		Location: 40,17
+		Owner: GoodGuy
+		Facing: 764
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+		Location: 41,16
+		Owner: GoodGuy
+		Facing: 764
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+		Location: 40,15
+		Owner: GoodGuy
+		Facing: 764
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+		Location: 40,18
+		Owner: GoodGuy
+		Facing: 764
+	OreAttack1: arty
+		Location: 40,14
+		Owner: GoodGuy
+		Facing: 764
+	Actor215: 2tnk
+		Location: 68,97
+		Owner: Greece
+		Facing: 764
+	Actor216: 2tnk
+		Location: 68,98
+		Owner: Greece
+		Facing: 764
+	Actor217: 2tnk
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+		Owner: Greece
+		Facing: 764
+	Actor218: 2tnk
+		Location: 67,99
+		Owner: Greece
+		Facing: 764
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+		Location: 67,91
+		Owner: Greece
+		SubCell: 1
+	Actor222: e3
+		Location: 67,89
+		Owner: Greece
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+		Owner: Greece
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+		Owner: Greece
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+		Owner: Greece
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+		Owner: Greece
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+		Owner: Greece
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+		Owner: Greece
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+		Owner: Greece
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+		Owner: Greece
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+		Owner: Greece
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+		Owner: Greece
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+		Owner: Greece
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+		Owner: Greece
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+		Owner: Greece
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+		Owner: Greece
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+		Owner: Greece
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+		Owner: Greece
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+		Owner: Greece
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+		Owner: Greece
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+		Owner: Greece
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+		Owner: Greece
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+		Owner: Greece
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+		Owner: Greece
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+		Owner: Greece
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+		Owner: Greece
+		Facing: 892
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+		Owner: Greece
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+		Owner: Greece
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+		Owner: Greece
+		Facing: 892
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+		Owner: Greece
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+		Owner: Greece
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+		Owner: Greece
+		Facing: 508
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+		Owner: Greece
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+		Owner: Greece
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+	Actor256: dd
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+		Owner: GoodGuy
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+		Owner: GoodGuy
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+		Owner: GoodGuy
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+	Jeep2: jeep
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+		Location: 25,91
+		Facing: 384
+	Jeep1: jeep
+		Owner: Greece
+		Location: 24,91
+		Facing: 384
+	Actor277: arty
+		Owner: Greece
+		Location: 31,88
+		Facing: 951
+	Actor278: arty
+		Owner: Greece
+		Location: 34,94
+		Facing: 919
+	Actor279: arty
+		Owner: Greece
+		Location: 45,101
+		Facing: 1023
+	Actor280: arty
+		Owner: Greece
+		Location: 50,102
+		Facing: 991
+	Actor272: mine
+		Owner: Neutral
+		Location: 99,23
+	Actor274: mine
+		Owner: Neutral
+		Location: 64,21
+	Actor275: mine
+		Owner: Neutral
+		Location: 84,74
+	Actor276: mine
+		Owner: Neutral
+		Location: 84,92
+	DefaultCameraPosition: waypoint
+		Location: 83,20
+		Owner: Neutral
+	MCVEntry: waypoint
+		Location: 83,14
+		Owner: Neutral
+	EastWaterEntry: waypoint
+		Location: 91,106
+		Owner: Neutral
+	EastBeach1: waypoint
+		Location: 102,51
+		Owner: Neutral
+	EastBeach2: waypoint
+		Location: 103,19
+		Owner: Neutral
+	EastBeach3: waypoint
+		Location: 90,73
+		Owner: Neutral
+	WestWaterEntry: waypoint
+		Location: 18,22
+		Owner: Neutral
+	WestBeach1: waypoint
+		Location: 30,29
+		Owner: Neutral
+	WestBeach2: waypoint
+		Location: 36,17
+		Owner: Neutral
+	JeepWaypoint1: waypoint
+		Location: 23,47
+		Owner: Neutral
+	JeepWaypoint2: waypoint
+		Location: 25,91
+		Owner: Neutral
+	ChinookLZ: waypoint
+		Location: 51,16
+		Owner: Neutral
+	BridgeAttackProxy: waypoint
+		Location: 78,60
+		Owner: Neutral
+	ChronoshiftPoint: waypoint
+		Location: 32,101
+		Owner: Neutral
+	WarFactoryRally: waypoint
+		Location: 56,82
+		Owner: Neutral
+	CruiserStop: waypoint
+		Location: 52,25
+		Owner: Neutral
+
+Rules: ra|rules/campaign-rules.yaml, ra|rules/campaign-tooltips.yaml, ra|rules/campaign-palettes.yaml, rules.yaml
+
+Translations: ra|languages/lua/en.ftl, ra|languages/difficulties/en.ftl
diff --git a/mods/ra/maps/soviet-13b/rules.yaml b/mods/ra/maps/soviet-13b/rules.yaml
new file mode 100644
index 0000000000..4b759137e9
--- /dev/null
+++ b/mods/ra/maps/soviet-13b/rules.yaml
@@ -0,0 +1,79 @@
+World:
+	LuaScript:
+		Scripts: campaign.lua, soviet13b.lua, soviet13b-AI.lua, utils.lua
+	MissionData:
+		BriefingVideo: soviet13.vqa
+		WinVideo: sovtstar.vqa
+		LossVideo: allymorf.vqa
+		StartVideo: mtnkfact.vqa
+		Briefing: We have another chance to capture the Chronosphere. Take out the Radar Domes to cut the link between them and the Chronosphere. Then capture it!
+	ScriptLobbyDropdown@difficulty:
+		ID: difficulty
+		Label: dropdown-difficulty.label
+		Description: dropdown-difficulty.description
+		Values:
+			easy: options-difficulty.easy
+			normal: options-difficulty.normal
+			hard: options-difficulty.hard
+		Default: normal
+
+Player:
+	PlayerResources:
+		DefaultCash: 10000
+
+AFLD:
+	AirstrikePower@parabombs:
+		Prerequisites: aircraft.soviet
+	ParatroopersPower@paratroopers:
+		DropItems: E1,E1,E1,E2,E2
+
+PDOX:
+	Power:
+		Amount: 0
+	-WithColoredOverlay@IDISABLE:
+	Buildable:
+		Prerequisites: ~disabled
+
+ATEK:
+	GpsPower:
+		DisplayTimerRelationships: Ally
+
+MSLO:
+	Buildable:
+		Prerequisites: ~disabled
+
+MCV:
+	Buildable:
+		Prerequisites: ~disabled
+
+MECH:
+	Buildable:
+		Prerequisites: ~disabled
+
+IRON:
+	Buildable:
+		Prerequisites: ~disabled
+
+QTNK:
+	Buildable:
+		Prerequisites: ~disabled
+
+E7:
+	Buildable:
+		Prerequisites: ~disabled
+
+E7.noautotarget:
+	Buildable:
+		Prerequisites: ~disabled
+
+E3:
+	Buildable:
+		Prerequisites: ~tent
+
+MSUB:
+	Buildable:
+		Prerequisites: ~disabled
+
+THF:
+	Buildable:
+		Prerequisites: ~disabled
diff --git a/mods/ra/maps/soviet-13b/soviet13b-AI.lua b/mods/ra/maps/soviet-13b/soviet13b-AI.lua
new file mode 100644
index 0000000000..b93261711b
--- /dev/null
+++ b/mods/ra/maps/soviet-13b/soviet13b-AI.lua
@@ -0,0 +1,170 @@
+--[[
+   Copyright (c) The OpenRA Developers and Contributors
+   This file is part of OpenRA, which is free software. It is made
+   available to you under the terms of the GNU General Public License
+   as published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version. For more
+   information, see COPYING.
+]]
+WTransWays =
+{
+	{ EastWaterEntry.Location, EastBeach1.Location },
+	{ EastWaterEntry.Location, EastBeach2.Location },
+	{ EastWaterEntry.Location, EastBeach3.Location },
+	{ WestWaterEntry.Location, WestBeach1.Location },
+	{ WestWaterEntry.Location, WestBeach2.Location }
+}
+
+WTransUnits =
+{
+	hard = { { "2tnk", "2tnk", "e3", "e3", "e3" }, { "2tnk", "2tnk", "2tnk", "2tnk" } },
+	normal = { { "2tnk", "1tnk", "e3", "e3", "jeep"  }, { "2tnk", "2tnk", "1tnk", "jeep" } },
+	easy = { { "2tnk", "e1", "e1", "e3", "e3" }, { "1tnk", "1tnk", "jeep", "jeep" } }
+}
+
+WTransDelays =
+{
+	easy = DateTime.Minutes(5),
+	normal = DateTime.Minutes(4),
+	hard = DateTime.Minutes(3)
+}
+
+AttackGroup = { }
+AttackGroupSize = 8
+
+ProductionInterval =
+{
+	easy = DateTime.Seconds(20),
+	normal = DateTime.Seconds(14),
+	hard = DateTime.Seconds(8)
+}
+
+AlliedInfantry = { "e1", "e3" }
+AlliedVehiclesUpgradeDelay = DateTime.Minutes(8)
+AlliedVehicleType = "Normal"
+AlliedVehicles =
+{
+	Normal = { "1tnk", "2tnk", "2tnk" },
+	Upgraded = { "2tnk", "2tnk", "arty" }
+}
+
+WTransWaves = function()
+	local way = Utils.Random(WTransWays)
+	local units = Utils.Random(WTransUnits)
+	local attackUnits = Reinforcements.ReinforceWithTransport(Greece, "lst", units , way, { way[2], way[1] })[2]
+	Utils.Do(attackUnits, function(a)
+		Trigger.OnAddedToWorld(a, function()
+			IdleHunt(a)
+		end)
+	end)
+
+	Trigger.AfterDelay(WTransDelay, WTransWaves)
+end
+
+SendAttackGroup = function()
+	if #AttackGroup < AttackGroupSize then
+		return
+	end
+
+	Utils.Do(AttackGroup, IdleHunt)
+
+	AttackGroup = { }
+end
+
+ProduceInfantry = function()
+	if (GreeceTent1.IsDead or GreeceTent1.Owner ~= Greece) and (GreeceTent2.IsDead or GreeceTent2.Owner ~= Greece) then
+		return
+	end
+
+	Greece.Build({ Utils.Random(AlliedInfantry) }, function(units)
+		table.insert(AttackGroup, units[1])
+		SendAttackGroup()
+		Trigger.AfterDelay(ProductionInterval[Difficulty], ProduceInfantry)
+	end)
+end
+
+ProduceVehicles = function()
+	if GreeceWarFactory.IsDead or GreeceWarFactory.Owner ~= Greece then
+		return
+	end
+
+	Greece.Build({ Utils.Random(AlliedVehicles[AlliedVehicleType]) }, function(units)
+		table.insert(AttackGroup, units[1])
+		SendAttackGroup()
+		Trigger.AfterDelay(ProductionInterval[Difficulty], ProduceVehicles)
+	end)
+end
+
+AlliedAircraftType = { "heli" }
+Longbows = { }
+
+AlliedAircraft = function()
+	if (HPad1.IsDead or HPad1.Owner ~= Greece) and (HPad2.IsDead or HPad2.Owner ~= Greece) and (HPad3.IsDead or HPad3.Owner ~= Greece) and (HPad4.IsDead or HPad4.Owner ~= Greece) then
+		return
+	end
+
+	Greece.Build(AlliedAircraftType, function(units)
+		local longbow = units[1]
+		Longbows[#Longbows + 1] = longbow
+
+		Trigger.OnKilled(longbow, AlliedAircraft)
+
+		local alive = Utils.Where(Longbows, function(y) return not y.IsDead end)
+		if #alive < 2 then
+			Trigger.AfterDelay(DateTime.Seconds(75), AlliedAircraft)
+		end
+
+		InitializeAttackAircraft(longbow, USSR)
+	end)
+end
+
+SendCruiser = function()
+	if GoodGuyShipyard.IsDead or GoodGuyShipyard.Owner ~= GoodGuy then
+		return
+	end
+
+	local boat = Reinforcements.Reinforce(Greece, { "ca" }, { WestWaterEntry.Location })
+	Utils.Do(boat, function(ca)
+		ca.Move(CruiserStop.Location)
+		Trigger.OnKilled(ca, function()
+			Trigger.AfterDelay(DateTime.Minutes(6), SendCruiser)
+		end)
+	end)
+end
+
+ChinookChalk = { "e1", "e1", "e1", "e3", "e3", "e3", "e3", "e3" }
+ChinookPath = { WestWaterEntry.Location, ChinookLZ.Location }
+
+SendChinook = function()
+	if (HPad1.IsDead or HPad1.Owner ~= Greece) and (HPad2.IsDead or HPad2.Owner ~= Greece) and (HPad3.IsDead or HPad3.Owner ~= Greece) and (HPad4.IsDead or HPad4.Owner ~= Greece) then
+		return
+	end
+
+	local chalk = Reinforcements.ReinforceWithTransport(Greece, "tran", ChinookChalk , ChinookPath, { ChinookPath[1] })[2]
+	Utils.Do(chalk, function(unit)
+		Trigger.OnAddedToWorld(unit, IdleHunt)
+	end)
+
+	Trigger.AfterDelay(DateTime.Minutes(5), SendChinook)
+end
+
+ActivateAI = function()
+	WTransUnits = WTransUnits[Difficulty]
+	WTransDelay = WTransDelays[Difficulty]
+
+	local buildings = Utils.Where(Map.ActorsInWorld, function(self) return self.Owner == Greece and self.HasProperty("StartBuildingRepairs") end)
+	Utils.Do(buildings, function(actor)
+		Trigger.OnDamaged(actor, function(building)
+			if building.Owner == Greece and building.Health < building.MaxHealth * 3/4 then
+				building.StartBuildingRepairs()
+			end
+		end)
+	end)
+
+	Trigger.AfterDelay(AlliedVehiclesUpgradeDelay, function() AlliedVehicleType = "Upgraded" end)
+	ProduceInfantry()
+	Trigger.AfterDelay(DateTime.Minutes(3), ProduceVehicles)
+	Trigger.AfterDelay(DateTime.Minutes(5), AlliedAircraft)
+	Trigger.AfterDelay(DateTime.Minutes(6), WTransWaves)
+	Trigger.AfterDelay(DateTime.Minutes(10), SendCruiser)
+end
diff --git a/mods/ra/maps/soviet-13b/soviet13b.lua b/mods/ra/maps/soviet-13b/soviet13b.lua
new file mode 100644
index 0000000000..2d7aa4a316
--- /dev/null
+++ b/mods/ra/maps/soviet-13b/soviet13b.lua
@@ -0,0 +1,125 @@
+--[[
+   Copyright (c) The OpenRA Developers and Contributors
+   This file is part of OpenRA, which is free software. It is made
+   available to you under the terms of the GNU General Public License
+   as published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version. For more
+   information, see COPYING.
+]]
+Jeeps = { Jeep1, Jeep2 }
+JeepWaypoints = { JeepWaypoint1.Location, JeepWaypoint2.Location }
+OreAttackers = { OreAttack1, OreAttack2, OreAttack3, OreAttack4, OreAttack5, OreAttack6 }
+RadarSites = { Radar1, Radar2, Radar3, Radar4 }
+StartAttack = { StartAttack1, StartAttack2, StartAttack3, StartAttack4, StartAttack5 }
+ChronoDemolitionTrigger = { CPos.New(36,96), CPos.New(37,96), CPos.New(37,97), CPos.New(38,97), CPos.New(38,98), CPos.New(39,98) }
+OreAttackFootprintTrigger = { CPos.New(57,20), CPos.New(57,19), CPos.New(57,18), CPos.New(57,17), CPos.New(57,16), CPos.New(57,15), CPos.New(57,14) }
+
+Start = function()
+	Reinforcements.Reinforce(USSR, { "mcv" }, { MCVEntry.Location, DefaultCameraPosition.Location }, 5)
+
+	Utils.Do(Jeeps, function(jeep)
+		jeep.Patrol(JeepWaypoints, true, 125)
+	end)
+
+	Utils.Do(StartAttack, function(a)
+		IdleHunt(a)
+	end)
+
+	ChronoCam = Actor.Create("camera", true, { Owner = USSR, Location = Chronosphere.Location})
+end
+
+MissionTriggers = function()
+	Trigger.OnAllKilled(RadarSites, function()
+		USSR.MarkCompletedObjective(TakeDownRadar)
+		ChronoshiftAlliedUnits()
+	end)
+
+	Trigger.OnCapture(Chronosphere, function()
+		if not USSR.IsObjectiveCompleted(TakeDownRadar) then
+			Media.DisplayMessage(UserInterface.Translate("chrono-trap-triggered"), UserInterface.Translate("headquarters"))
+			Chronosphere.Kill()
+		else
+			USSR.MarkCompletedObjective(CaptureChronosphere)
+		end
+	end)
+
+	Trigger.OnKilled(Chronosphere, function()
+		USSR.MarkFailedObjective(CaptureChronosphere)
+	end)
+
+	local chronoTriggered
+	Trigger.OnEnteredFootprint(ChronoDemolitionTrigger, function(actor, id)
+		if actor.Owner == USSR and not chronoTriggered and not USSR.IsObjectiveCompleted(TakeDownRadar) then
+			Trigger.RemoveFootprintTrigger(id)
+			Media.DisplayMessage(UserInterface.Translate("chrono-trap-triggered"), UserInterface.Translate("headquarters"))
+			chronoTriggered = true
+			Chronosphere.Kill()
+		end
+	end)
+
+	Trigger.OnEnteredProximityTrigger(ChinookLZ.CenterPosition, WDist.FromCells(5), function(actor, id)
+		if actor.Owner == USSR and actor.Type == "harv" then
+			Trigger.RemoveProximityTrigger(id)
+			SendChinook()
+		end
+	end)
+
+	local oreAttackTriggered
+	Trigger.OnEnteredFootprint(OreAttackFootprintTrigger, function(actor, id)
+		if actor.Owner == USSR and not oreAttackTriggered then
+			Trigger.RemoveProximityTrigger(id)
+			oreAttackTrigger = true
+
+			Utils.Do(OreAttackers, function(a)
+				if not a.IsDead then
+					IdleHunt(a)
+				end
+			end)
+		end
+	end)
+end
+
+ChronoshiftAlliedUnits = function()
+	if Chronosphere.IsDead then
+		return
+	end
+
+	local cells = Utils.ExpandFootprint({ ChronoshiftPoint.Location }, false)
+	local units = { }
+	for i = 1, #cells do
+		local unit = Actor.Create("2tnk", true, { Owner = Greece, Facing = Angle.North })
+		units[unit] = cells[i]
+		IdleHunt(unit)
+	end
+	Chronosphere.Chronoshift(units)
+end
+
+Tick = function()
+	Greece.Cash = 20000
+
+	if USSR.HasNoRequiredUnits() then
+		Greece.MarkCompletedObjective(AlliesObjective)
+	end
+end
+
+WorldLoaded = function()
+	USSR = Player.GetPlayer("USSR")
+	Greece = Player.GetPlayer("Greece")
+	GoodGuy = Player.GetPlayer("GoodGuy")
+
+	InitObjectives(USSR)
+
+	AlliesObjective = AddPrimaryObjective(Greece, "")
+	TakeDownRadar = AddPrimaryObjective(USSR, "destroy-allied-radar-sites")
+	CaptureChronosphere = AddPrimaryObjective(USSR, "capture-the-chronosphere")
+
+	Camera.Position = DefaultCameraPosition.CenterPosition
+	Start()
+	MissionTriggers()
+	ActivateAI()
+	GreeceWarFactory.RallyPoint = WarFactoryRally.Location
+	if Difficulty == "hard" then
+		V2A.Destroy()
+		V2B.Destroy()
+	end
+end
diff --git a/mods/ra/missions.yaml b/mods/ra/missions.yaml
index b8c2f1401d..9ac6020100 100644
--- a/mods/ra/missions.yaml
+++ b/mods/ra/missions.yaml
@@ -33,6 +33,7 @@ Soviet Campaign:
 	soviet-11a
 	soviet-11b
 	soviet-13a
+	soviet-13b
 Counterstrike Allied Missions:
 	sarin-gas-1-crackdown
 	sarin-gas-2-down-under