Collaboration Stages · 3 stages
| # | Stage | Boss | Enemies | Rewards | Base HP |
|---|---|---|---|---|---|
| 1 | The Leviathan Rises |  Boss Enemy No.550 |    |  20% | 1,000 |
| 2 | Disaster Response HQ | Boss Enemy No.550 8000% |   | 40% | 100,000 |
| 3 | Climactic Cat Clash | Boss Enemy No.550 18600% | | 100% | 300,000 |