Collaboration Stages · Stage 3
高雄MRT レッドライン — Stage 3
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高雄MRT レッドライン — Stage 3 is a Battle Cats stage in 高雄MRT レッドライン. It costs 120 energy and sends 9 enemy spawn lines — led by Squire Rel as the boss — against a 75,000 HP enemy base, and clearing it rewards 62,040 XP.
Data updated: 2026-08-31
120Energy Cost
62,040XP Reward
75,000Enemy Base HP
4,400Stage Length
10Max Enemies
4.1Difficulty
Enemy spawns (9)
| Enemy | Strength | Count | First Spawn | Respawn | Base HP Trigger | Notes |
|---|---|---|---|---|---|---|
 Kang Roo | 400% | 1 | 16.7s | — | 100% | — |
 Squire Rel | 400% | 10 | 20s | 10s~13.3s | 100% | — |
| Squire Rel | 400% | 5 | 33.3s | 1.7s~3.3s | 100% | — |
| Squire Rel | 400% | 5 | 66.7s | 1.7s~3.3s | 100% | — |
| Squire Rel | 400% | 5 | 100s | 1.7s~3.3s | 100% | — |
 Croco | 400% | ∞ | 0s | 10s~16.7s | 99% | — |
 HAPPI (Enemy) | 50% | 4 | 0s | 16.7s | 99% | — |
| Squire Rel | 100% | 1 | 66.7s | — | 99% | Boss |
 Ms. Sign | 100% | ∞ | 900s | 900s | 100% | — |