diff --git a/OpenRa.Game/GameRules/GeneralInfo.cs b/OpenRa.Game/GameRules/GeneralInfo.cs
index 1a60e473d9..e89632f348 100644
--- a/OpenRa.Game/GameRules/GeneralInfo.cs
+++ b/OpenRa.Game/GameRules/GeneralInfo.cs
@@ -18,17 +18,7 @@ namespace OpenRa.GameRules
 		public readonly string WoodCrate = null;
 
 		/* Special Weapons */
-		public readonly int ChronoDuration = 0;
-		public readonly bool ChronoKillCargo = true;
-		[Obsolete] public readonly int ChronoTechLevel = -1;
-		[Obsolete] public readonly int GPSTechLevel = -1;
-		public readonly int GapRadius = 0;
 		public readonly float GapRegenInterval =0;
-		public readonly float IronCurtain = 0;		/* minutes */
-		[Obsolete] public readonly int ParaTech = -1;
-		[Obsolete] public readonly int ParabombTech = -1;
-		public readonly int RadarJamRadius = 1;
-		[Obsolete] public readonly int SpyPlaneTech = -1;
 		public readonly int BadgerBombCount = 1;
 
 		/* Chrono Side Effects */
@@ -54,9 +44,7 @@ namespace OpenRa.GameRules
 		public readonly int AVMineDamage = 0;
 		public readonly int AtomDamage = 0;
 		public readonly float BallisticScatter = 0;
-		public readonly int BridgeStrength = 0;
 		public readonly float C4Delay = 0;
-		public readonly float Crush = 0;
 		public readonly float ExpSpread = 0;
 		public readonly int FireSupress = 0;
 		public readonly float HomingScatter = 0;
@@ -66,7 +54,6 @@ namespace OpenRa.GameRules
 		public readonly bool PlayerAutoCrush = false;
 		public readonly bool PlayerReturnFire = false;
 		public readonly bool PlayerScatter = false;
-		public readonly float ProneDamage = 0;
 		public readonly bool TreeTargeting = false;
 		public readonly int Incoming = 0;
 
diff --git a/OpenRa.Game/Traits/Chronoshiftable.cs b/OpenRa.Game/Traits/Chronoshiftable.cs
index 30306ec3b6..0c8e049c28 100644
--- a/OpenRa.Game/Traits/Chronoshiftable.cs
+++ b/OpenRa.Game/Traits/Chronoshiftable.cs
@@ -45,13 +45,15 @@ namespace OpenRa.Traits
 				// Cannot chronoshift into unexplored location
 				if (!self.Owner.Shroud.IsExplored(order.TargetLocation))
 					return;
+
+				var info = self.Owner.PlayerActor.Info.Traits.Get<ChronoshiftPowerInfo>();
 				
 				// Set up return-to-sender info
 				chronoshiftOrigin = self.Location;
-				chronoshiftReturnTicks = (int)(Rules.General.ChronoDuration * 60 * 25);
+				chronoshiftReturnTicks = (int)(info.Duration * 60 * 25);
 
 				// Kill cargo
-				if (Rules.General.ChronoKillCargo && self.traits.Contains<Cargo>())
+				if (info.KillCargo && self.traits.Contains<Cargo>())
 				{
 					var cargo = self.traits.Get<Cargo>();
 					while (!cargo.IsEmpty(self))
diff --git a/mods/ra/rules.ini b/mods/ra/rules.ini
index b6be525c34..1e045d3bdc 100644
--- a/mods/ra/rules.ini
+++ b/mods/ra/rules.ini
@@ -22,17 +22,7 @@ WoodCrate=Money         ; solo play wood crate bonus
 ; This section probably dies --chrisf
 
 ; special weapons
-ChronoDuration=3        ; time that a unit will remain chronoshifted before returning to start location
-ChronoKillCargo=yes     ; Should cargo be destroyed when object is chronoshifted?
-ChronoTechLevel=12      ; Tech level at which Chrono facility can create Chrono effect
-GPSTechLevel=8          ; tech level at which GPS satelite becomes available
-GapRadius=10            ; radius of gap generator (cells)
 GapRegenInterval=.1     ; gap generators will regenerate their shroud at this time interval
-IronCurtain=.75         ; minutes that Iron Curtain invulnerability lasts
-ParaTech=5              ; tech level when free para-infantry appears from airstrip
-ParabombTech=8          ; tech level that parabomb appears free with airfield
-RadarJamRadius=15       ; cell radius distance that mobile radar jammer is effective
-SpyPlaneTech=5          ; tech level when free spy plane appears from airstrip
 BadgerBombCount=1       ; number of badgers used to drop parabombs
 
 ; Chrono side effects
@@ -58,9 +48,7 @@ APMineDamage=1000       ; damage to inflict when anti-personnel mine explodes
 AVMineDamage=1200       ; damage to inflict when anti-vehicle mine explodes
 AtomDamage=1000         ; damage points when nuclear bomb explodes (regardless of source)
 BallisticScatter=1.0    ; maximum scatter distance (cells) for inaccurate ballistic projectiles
-BridgeStrength=1000     ; strength of bridge [smaller means more easily destroyed]
 C4Delay=.03             ; minutes to delay after placing C4 before building will explode
-Crush=1.5               ; if this close (cells) to crushable target, then crush instead of firing upon it (computer only)
 ExpSpread=.3            ; cell damage spread per 256 damage points for exploding object types [if Explodes=yes]
 FireSupress=1           ; radius from target to look for friendlies and thus discourage firing upon, if found
 HomingScatter=2.0       ; maximum scatter distance (cells) for inaccurate homing projectiles
@@ -70,7 +58,6 @@ OreExplosive=no         ; Does the harvester explode big time when destroyed?
 PlayerAutoCrush=no      ; Will player controlled units automatically try to crush enemy infantry?
 PlayerReturnFire=no     ; More aggressive return fire from player controlled objects?
 PlayerScatter=no        ; Will player units scatter, of their own accord, from threats and damage?
-ProneDamage=50%         ; when infantry is prone, damage is reduced to this percentage
 TreeTargeting=no        ; Automatically show target cursor when over trees?
 Incoming=10             ; If an incoming projectile is as slow or slower than this, then
                         ; object in the target location will try to run away. Grenades and