Collaboration Stages · Stage 4
in USA
in USA is a Battle Cats stage in MIKU EXPO. It costs 200 energy and sends 6 enemy spawn lines against a 200,000 HP enemy base, and clearing it rewards 141,000 XP. Its enemies carry the Floating trait, so cats that target it do the most work here.
Data updated: 2026-08-31
200Energy Cost
141,000XP Reward
200,000Enemy Base HP
6,000Stage Length
20Max Enemies
6.1Difficulty
Enemy spawns (6)
| Enemy | Strength | Count | First Spawn | Respawn | Base HP Trigger | Notes |
|---|---|---|---|---|---|---|
 Glowstick Guys | 100% | ∞ | 0s | 6.7s~13.3s | 100% | — |
 Dagshund | 200% | 1 | 0s | — | 100% | — |
 Squire Rel | 800% | 10 | 0s | 3.3s~5s | 100% | — |
 Kagamine Rin & Len (Enemy) | 75% | 1 | 13.3s | — | 100% | — |
 MikuBear | 75% | 1 | 26.7s | — | 100% | — |
 Ms. Sign | 100% | ∞ | 900s | 900s | 100% | — |