assets: more sonics

assets/themes/sonic/CLAUDE.md

@@ -48,8 +48,24 @@ Sonic the Hedgehog universe theme. Cinematic, photorealistic visual style — mo
 
 | Category | Path | Count | Description |
 |----------|------|-------|-------------|
-| Protagonist sketches | `sketches/protagonists/` | 7 | Cinematic concept sketches of heroes |
+| Protagonist sketches | `sketches/protagonists/{name}/` | 7×5 | Base sketch, character sheet, lvl1-3 per hero |
-| Antagonist sketches | `sketches/antagonists/` | 7 | Cinematic concept sketches of villains |
+| Antagonist sketches | `sketches/antagonists/{name}/` | 7×5 | Base sketch, character sheet, lvl1-3 per villain |
+
+### Per-character file structure
+
+Each character folder contains:
+- `{name}.png` — base presentation sketch (standing pose, white bg)
+- `{name}-sheet.png` — character sheet (views + expressions, 16:9)
+- `{name}-lvl1.png` — Level 1: child (age 5-6), cute accessories, shy smile
+- `{name}-lvl2.png` — Level 2: teen (age 12-14), gadgets, stylish, show-off
+- `{name}-lvl3.png` — Level 3: young adult (18-20), cyberpunk gear, serious hero/villain
+
+**Exceptions:**
+- Eggman: lvl1 = early Robotnik (government suit), lvl2 = unhinged mad scientist, lvl3 = Gerald Robotnik (elderly grandfather)
+- Metal Sonic: lvl1 = crude prototype, lvl2 = upgraded combat model, lvl3 = ultimate war machine
+- Egg Robo: lvl1 = basic tin robot, lvl2 = combat model, lvl3 = elite destroyer mech
+
+**Total: 70 files** (14 characters × 5 files each)
 
 ## Usage in Templates