Regular Event Stages · 5 stages
When it opens
- Dec 16–Jan 1, all day
| # | Stage | Boss | Enemies | Rewards | Base HP |
|---|---|---|---|---|---|
| 1 | That's Not Santa... |  Boss Satan Claus |       |  100%1st 30% | 150,000 |
| 2 | Jingle Hell | Boss Satan Claus |    | 100%1st 45% | 250,000 |
| 3 | Not-so-Silent Night |  Boss B.B.Bunny 10% |   | ×2100%1st ×25% 57% | 350,000 |
| 4 | Present Hunters | Boss Satan Claus 300% |     | ×2100%1st ×210% 67.5% | 400,000 |
| 5 | Cosmic Xmas | - |    | ×3100%1st ×230% 70% | 450,000 |