diff --git a/mods/d2k/rules/defaults.yaml b/mods/d2k/rules/defaults.yaml
index 20ff7b66bf..7d7f9c76bb 100644
--- a/mods/d2k/rules/defaults.yaml
+++ b/mods/d2k/rules/defaults.yaml
@@ -241,6 +241,11 @@
 			Radius: 16
 	MapEditorData:
 		Categories: Vehicle
+	GrantConditionOnDamageState@HEAVY:
+		Condition: heavy-damage
+	SpeedMultiplier@HEAVYDAMAGE:
+		RequiresCondition: heavy-damage
+		Modifier: 75
 
 ^Tank:
 	Inherits: ^Vehicle