diff --git a/InscryptionAPI/Compatibility/TypeMapper.cs b/InscryptionAPI/Compatibility/TypeMapper.cs
index e4d0625c..680104cf 100644
--- a/InscryptionAPI/Compatibility/TypeMapper.cs
+++ b/InscryptionAPI/Compatibility/TypeMapper.cs
@@ -10,15 +10,11 @@ namespace APIPlugin;
 public class IgnoreMappingAttribute : Attribute { }
 
 [Obsolete("Unnecessary", true)]
-public static class TypeMapper<S, D> where S : class where D : class
-{
+public static class TypeMapper<S, D> where S : class where D : class {
     private static Dictionary<string, MethodInfo> _accessors = null;
-    private static Dictionary<string, MethodInfo> FieldAccessors
-    {
-        get
-        {
-            if (_accessors is null)
-            {
+    private static Dictionary<string, MethodInfo> FieldAccessors {
+        get {
+            if (_accessors is null) {
                 _accessors = new();
 
                 foreach (var _field in AccessTools.GetDeclaredFields(typeof(S)).Where(x => !x.GetCustomAttributes(typeof(IgnoreMappingAttribute), false).Any()))
@@ -38,12 +34,9 @@ private static Dictionary<string, MethodInfo> FieldAccessors
     }
 
     private static Dictionary<string, MethodInfo> _setters = null;
-    private static Dictionary<string, MethodInfo> FieldSetters
-    {
-        get
-        {
-            if (_setters == null)
-            {
+    private static Dictionary<string, MethodInfo> FieldSetters {
+        get {
+            if (_setters == null) {
                 _setters = new();
 
                 foreach (var _field in AccessTools.GetDeclaredFields(typeof(D)))
diff --git a/InscryptionCommunityPatch/Card/Part1CostEmissionMaskRender.cs b/InscryptionCommunityPatch/Card/Part1CostEmissionMaskRender.cs
new file mode 100644
index 00000000..d4149a4c
--- /dev/null
+++ b/InscryptionCommunityPatch/Card/Part1CostEmissionMaskRender.cs
@@ -0,0 +1,51 @@
+using DiskCardGame;
+using HarmonyLib;
+using System;
+using System.Collections.Generic;
+using System.Text;
+using UnityEngine;
+
+namespace InscryptionCommunityPatch.Card;
+
+[HarmonyPatch]
+public class Part1CostEmissionMaskRender {
+    public static readonly Dictionary<CardDisplayer3D, SpriteRenderer> CostEmissionMaskRenderers = new();
+
+    public static SpriteRenderer Verify3DCostEmissionMaskRenderer(CardDisplayer3D cardDisplayer, bool emissionEnabled) {
+        // add entry for new CardDisplayer3D's
+        if (!CostEmissionMaskRenderers.TryGetValue(cardDisplayer, out SpriteRenderer result)) {
+            //PatchPlugin.Logger.LogDebug("[Verify3DCostEmissionMaskRenderer] Add cost mask renderer to CardDisplay3D");
+            GameObject obj = GameObject.Instantiate(cardDisplayer.costRenderer.gameObject, cardDisplayer.transform);
+            obj.name = "CostEmissionMask";
+            obj.layer = cardDisplayer.emissivePortraitRenderer.gameObject.layer;
+            result = obj.GetComponent<SpriteRenderer>();
+            result.color = Color.black;
+            result.sortingOrder = 100;
+            CostEmissionMaskRenderers.Add(cardDisplayer, result);
+        }
+
+        if (result == null) {
+            PatchPlugin.Logger.LogWarning("[Verify3DCostEmissionMaskRenderer] Could not find/create SpriteRenderer for CardDisplayer3D instance");
+        }
+        else {
+            // disable if config is false ; otherwise toggle based on appearance of emissive portrait
+            result.gameObject.SetActive(PatchPlugin.configCostMask.Value && emissionEnabled);
+        }
+
+        return result;
+    }
+
+    [HarmonyPrefix, HarmonyPatch(typeof(CardDisplayer3D), nameof(CardDisplayer3D.Awake))]
+    private static void AddCostEmissionMaskOnAwake(CardDisplayer3D __instance) {
+        Verify3DCostEmissionMaskRenderer(__instance, false);
+    }
+
+    [HarmonyPriority(Priority.Last), HarmonyPostfix, HarmonyPatch(typeof(CardDisplayer3D), nameof(CardDisplayer3D.DisplayInfo))]
+    private static void UpdateCostEmissionMask(CardDisplayer3D __instance) {
+        SpriteRenderer rend = Verify3DCostEmissionMaskRenderer(__instance, __instance.emissivePortraitRenderer.gameObject.activeSelf);
+        if (rend != null) {
+            //PatchPlugin.Logger.LogDebug("[UpdateCostEmissionMask] Update Cost emission mask");
+            rend.sprite = __instance.costRenderer.sprite;
+        }
+    }
+}
diff --git a/InscryptionCommunityPatch/InscryptionCommunityPatchPlugin.cs b/InscryptionCommunityPatch/InscryptionCommunityPatchPlugin.cs
index 71937425..1ea6974d 100644
--- a/InscryptionCommunityPatch/InscryptionCommunityPatchPlugin.cs
+++ b/InscryptionCommunityPatch/InscryptionCommunityPatchPlugin.cs
@@ -31,6 +31,7 @@ public class PatchPlugin : BaseUnityPlugin
     internal static ConfigEntry<bool> configShowSquirrelTribeOnCards;
     internal static ConfigEntry<bool> configAct3Bones;
 
+    internal static ConfigEntry<bool> configCostMask;
     internal static ConfigEntry<bool> configResetEyes;
     internal static ConfigEntry<bool> undeadCatEmission;
 
@@ -107,6 +108,7 @@ private void Awake()
         configFullDebug = Config.Bind("General", "Full Debug", true, "If true, displays all debug logs in the console.");
         configTestState = Config.Bind("General", "Test Mode", false, "Puts the game into test mode. This will cause (among potentially other things) a new run to spawn a number of cards into your opening deck that will demonstrate card behaviors.");
         configResetEyes = Config.Bind("Act 1", "Reset Red Eyes", false, "Resets Leshy's eyes to normal if they were turned red due to a boss fight's grizzly bear sequence.");
+        configCostMask = Config.Bind("Act 1", "Render Costs Above Emission", true, "Applies a mask to card emissions that prevents them from covering play costs when rendering in-game.");
         undeadCatEmission = Config.Bind("General", "Undead Cat Emission", false, "If true, Undead Cat will have a forced red emission.");
     }