diff --git a/ModSmith/src/Extensions/Sts2NativeExtensions.cs b/ModSmith/src/Extensions/Sts2NativeExtensions.cs
index fc3e4d0..79a4720 100644
--- a/ModSmith/src/Extensions/Sts2NativeExtensions.cs
+++ b/ModSmith/src/Extensions/Sts2NativeExtensions.cs
@@ -1,30 +1,4 @@
-namespace MegaCrit.Sts2.Core.ValueProps;
-
-// Internal extensions provided by Sts2 internally and re-exported by ModSmith
-// since they seem pretty harmless.
-/// <hidden />
-public static class ValuePropExtensions
-{
-  public static bool IsPoweredAttack(this ValueProp props)
-  {
-    if (props.HasFlag(ValueProp.Move))
-    {
-      return !props.HasFlag(ValueProp.Unpowered);
-    }
-    return false;
-  }
-
-  public static bool IsPoweredCardOrMonsterMoveBlock(this ValueProp props)
-  {
-    if (props.HasFlag(ValueProp.Move))
-    {
-      return !props.HasFlag(ValueProp.Unpowered);
-    }
-    return false;
-  }
-
-  public static bool IsCardOrMonsterMove(this ValueProp props)
-  {
-    return props.HasFlag(ValueProp.Move);
-  }
-}
+// This file previously re-exported ValuePropExtensions (IsPoweredAttack, etc.) from the sts2
+// game assembly as a convenience for mods. These methods are now part of the public sts2 API
+// and no longer need to be provided here. The file is kept to avoid breaking any mod that
+// references it indirectly, but it intentionally contains no declarations.
diff --git a/ModTemplate/src/StarterContent/cards/CoinFlip.cs b/ModTemplate/src/StarterContent/cards/CoinFlip.cs
index 3fdd002..43cd3dd 100644
--- a/ModTemplate/src/StarterContent/cards/CoinFlip.cs
+++ b/ModTemplate/src/StarterContent/cards/CoinFlip.cs
@@ -5,6 +5,7 @@
 using MegaCrit.Sts2.Core.Localization;
 using MegaCrit.Sts2.Core.Localization.DynamicVars;
 using MegaCrit.Sts2.Core.Nodes.Rooms;
+using MegaCrit.Sts2.Core.Nodes.Vfx;
 using MegaCrit.Sts2.Core.Random;
 using ModSmith.Models;
 
@@ -27,13 +28,13 @@ protected override async Task OnPlay(PlayerChoiceContext choiceContext, CardPlay
     var goldValue = DynamicVars.Gold.IntValue;
     if (heads)
     {
-      TalkCmd.Play(new LocString("cards", $"{base.Id.Entry}.headsBanter"), Owner.Creature, 1.5);
+      TalkCmd.Play(new LocString("cards", $"{base.Id.Entry}.headsBanter"), Owner.Creature, VfxColor.Green, VfxDuration.Standard);
       NCombatRoom.Instance?.PlaySplashVfx(Owner.Creature, StsColors.green);
       await PlayerCmd.GainGold(goldValue, Owner);
     }
     else
     {
-      TalkCmd.Play(new LocString("cards", $"{base.Id.Entry}.tailsBanter"), Owner.Creature, 1.5);
+      TalkCmd.Play(new LocString("cards", $"{base.Id.Entry}.tailsBanter"), Owner.Creature, VfxColor.Red, VfxDuration.Standard);
       NCombatRoom.Instance?.PlaySplashVfx(Owner.Creature, StsColors.red);
       goldValue = base.IsUpgraded ? goldValue / 2 : goldValue;
       await PlayerCmd.LoseGold(goldValue, Owner);