diff --git a/OpenRA.Game/Traits/Player/FrozenActorLayer.cs b/OpenRA.Game/Traits/Player/FrozenActorLayer.cs
index 0cae87a5ee..002c65feb6 100644
--- a/OpenRA.Game/Traits/Player/FrozenActorLayer.cs
+++ b/OpenRA.Game/Traits/Player/FrozenActorLayer.cs
@@ -36,13 +36,15 @@ namespace OpenRA.Traits
 		readonly Actor actor;
 		readonly Shroud shroud;
 
-		public Player Owner;
+		public Player Owner { get; private set; }
 
-		public ITooltipInfo TooltipInfo;
-		public Player TooltipOwner;
+		public ITooltipInfo TooltipInfo { get; private set; }
+		public Player TooltipOwner { get; private set; }
+		readonly ITooltip tooltip;
 
-		public int HP;
-		public DamageState DamageState;
+		public int HP { get; private set; }
+		public DamageState DamageState { get; private set; }
+		readonly IHealth health;
 
 		public bool Visible = true;
 		public bool Shrouded { get; private set; }
@@ -68,6 +70,9 @@ namespace OpenRA.Traits
 			Bounds = self.Bounds;
 			TargetTypes = self.GetEnabledTargetTypes().ToHashSet();
 
+			tooltip = self.TraitsImplementing<ITooltip>().FirstOrDefault();
+			health = self.TraitOrDefault<IHealth>();
+
 			UpdateVisibility();
 		}
 
@@ -76,6 +81,23 @@ namespace OpenRA.Traits
 		public ActorInfo Info { get { return actor.Info; } }
 		public Actor Actor { get { return !actor.IsDead ? actor : null; } }
 
+		public void RefreshState()
+		{
+			Owner = actor.Owner;
+
+			if (health != null)
+			{
+				HP = health.HP;
+				DamageState = health.DamageState;
+			}
+
+			if (tooltip != null)
+			{
+				TooltipInfo = tooltip.TooltipInfo;
+				TooltipOwner = tooltip.Owner;
+			}
+		}
+
 		public void Tick()
 		{
 			if (flashTicks > 0)
diff --git a/OpenRA.Mods.Common/Traits/Modifiers/FrozenUnderFog.cs b/OpenRA.Mods.Common/Traits/Modifiers/FrozenUnderFog.cs
index 131edee0d0..969a644c5b 100644
--- a/OpenRA.Mods.Common/Traits/Modifiers/FrozenUnderFog.cs
+++ b/OpenRA.Mods.Common/Traits/Modifiers/FrozenUnderFog.cs
@@ -37,8 +37,6 @@ namespace OpenRA.Mods.Common.Traits
 		readonly PPos[] footprint;
 
 		PlayerDictionary<FrozenState> frozenStates;
-		ITooltip tooltip;
-		Health health;
 		bool isRendering;
 
 		class FrozenState
@@ -65,9 +63,6 @@ namespace OpenRA.Mods.Common.Traits
 
 		public void Created(Actor self)
 		{
-			tooltip = self.TraitsImplementing<ITooltip>().FirstOrDefault();
-			health = self.TraitOrDefault<Health>();
-
 			frozenStates = new PlayerDictionary<FrozenState>(self.World, (player, playerIndex) =>
 			{
 				var frozenActor = new FrozenActor(self, footprint, player.Shroud, startsRevealed);
@@ -81,20 +76,7 @@ namespace OpenRA.Mods.Common.Traits
 		void UpdateFrozenActor(Actor self, FrozenActor frozenActor, int playerIndex)
 		{
 			VisibilityHash |= 1 << (playerIndex % 32);
-
-			frozenActor.Owner = self.Owner;
-
-			if (health != null)
-			{
-				frozenActor.HP = health.HP;
-				frozenActor.DamageState = health.DamageState;
-			}
-
-			if (tooltip != null)
-			{
-				frozenActor.TooltipInfo = tooltip.TooltipInfo;
-				frozenActor.TooltipOwner = tooltip.Owner;
-			}
+			frozenActor.RefreshState();
 		}
 
 		bool IsVisibleInner(Actor self, Player byPlayer)