Special Stages · Stage 2
Open the Mystery Box
はてなボックスを開き確かめろ!
Open the Mystery Box is a Battle Cats stage in Q1. What's in the Box? Quiz. It costs 45 energy and sends 8 enemy spawn lines — led by Those Guys as the boss — against a 4,500 HP enemy base, and clearing it rewards 4,018 XP.
Data updated: 2026-08-31
45Energy Cost
4,018XP Reward
4,500Enemy Base HP
4,000Stage Length
10Max Enemies
1.1Difficulty
Enemy spawns (8)
| Enemy | Strength | Count | First Spawn | Respawn | Base HP Trigger | Notes |
|---|---|---|---|---|---|---|
 Those Guys | 100% | ∞ | 0s | 13.3s~20s | 100% | — |
 Baa Baa | 100% | 1 | 20s | — | 100% | — |
| Baa Baa | 100% | 1 | 40s | — | 100% | — |
| Baa Baa | 100% | 1 | 46.7s | — | 100% | — |
 Jackie Peng | 100% | 2 | 0s | 13.3s~16.7s | 99% | — |
| Jackie Peng | 100% | 4 | 0s | 6.7s | 99% | — |
| Those Guys | 100% | 1 | 0s | — | 99% | Boss |
 Ms. Sign | 100% | ∞ | 900s | 900s | 100% | — |