diff --git a/Assets/Scripts/MyUI/SkillCardSlot.cs b/Assets/Scripts/MyUI/SkillCardSlot.cs
index f31693b..2d62acb 100644
--- a/Assets/Scripts/MyUI/SkillCardSlot.cs
+++ b/Assets/Scripts/MyUI/SkillCardSlot.cs
@@ -52,11 +52,30 @@ namespace EerieVillage.MyUI
             // 2. 카드 이름 (DisplayName — SkillDataAsset base PascalCase)
             if (_nameText != null) _nameText.text = card.DisplayName;
 
-            // 3. 아이콘 (sprite null 시 image enable=false)
+            // PD 지시 2026-05-13 — 3. 아이콘 (card.Icon null 시 속성별 색상 동적 원 sprite fallback)
             if (_icon != null)
             {
-                _icon.sprite = card.Icon;
-                _icon.enabled = card.Icon != null;
+                if (card.Icon != null)
+                {
+                    _icon.sprite = card.Icon;
+                    _icon.color = Color.white;
+                }
+                else
+                {
+                    _icon.sprite = GetFallbackIconSprite();
+                    _icon.color = GetColorByAttribute(card.AttributeTags);
+                }
+                _icon.enabled = true;
+            }
+
+            // PD 지시 2026-05-13 — 동심원 빛 효과 — fallback sprite·낮은 alpha (속성 색상 정합)
+            if (_glowEffect != null)
+            {
+                _glowEffect.sprite = GetFallbackIconSprite();
+                var glowCol = GetColorByAttribute(card.AttributeTags);
+                glowCol.a = 0.3f;
+                _glowEffect.color = glowCol;
+                _glowEffect.enabled = true;
             }
 
             // 5. 효과 설명
@@ -86,5 +105,42 @@ namespace EerieVillage.MyUI
         {
             if (_highlightFrame != null) _highlightFrame.SetActive(active);
         }
+
+        // PD 지시 2026-05-13 — 아이콘 fallback (정적 캐싱·16×16 원 알파 sprite)
+        static Sprite _fallbackIconSprite;
+        static Sprite GetFallbackIconSprite()
+        {
+            if (_fallbackIconSprite != null) return _fallbackIconSprite;
+            const int size = 32;
+            var tex = new Texture2D(size, size, TextureFormat.RGBA32, false);
+            tex.wrapMode = TextureWrapMode.Clamp;
+            tex.filterMode = FilterMode.Bilinear;
+            float r = size * 0.5f;
+            for (int y = 0; y < size; y++)
+            {
+                for (int x = 0; x < size; x++)
+                {
+                    float dx = x - r + 0.5f;
+                    float dy = y - r + 0.5f;
+                    float dist = Mathf.Sqrt(dx * dx + dy * dy);
+                    float alpha = Mathf.Clamp01(1f - (dist - (r - 2.5f)));
+                    tex.SetPixel(x, y, new Color(1f, 1f, 1f, alpha));
+                }
+            }
+            tex.Apply();
+            _fallbackIconSprite = Sprite.Create(tex, new Rect(0, 0, size, size), new Vector2(0.5f, 0.5f), size);
+            return _fallbackIconSprite;
+        }
+
+        // PD 지시 2026-05-13 — 속성별 색상 (Fire 주황·Frost 하늘·Dark 보라·Lightning 노랑·Physical 흰)
+        static Color GetColorByAttribute(AttributeTag attr)
+        {
+            if ((attr & AttributeTag.Fire) != 0) return new Color(1f, 0.5f, 0.2f);
+            if ((attr & AttributeTag.Frost) != 0) return new Color(0.5f, 0.85f, 1f);
+            if ((attr & AttributeTag.Dark) != 0) return new Color(0.6f, 0.3f, 0.85f);
+            if ((attr & AttributeTag.Lightning) != 0) return new Color(1f, 1f, 0.4f);
+            if ((attr & AttributeTag.Physical) != 0) return new Color(0.95f, 0.95f, 0.95f);
+            return Color.white;
+        }
     }
 }