Stories of Legend · Stage 3
Blue Ocean
ぷらっとオーシャン
Blue Ocean is a Battle Cats stage in Sea of Tuna. It costs 80 energy and sends 9 enemy spawn lines against a 250,000 HP enemy base, and clearing it rewards 64,296 XP.
Data updated: 2026-08-31
80Energy Cost
64,296XP Reward
250,000Enemy Base HP
4,600Stage Length
6Max Enemies
5.2Difficulty
Enemy spawns (9)
| Enemy | Strength | Count | First Spawn | Respawn | Base HP Trigger | Notes |
|---|---|---|---|---|---|---|
 Otta-smack-u | 100% | ∞ | 0s | 16s~26.7s | 100% | — |
| Otta-smack-u | 100% | ∞ | 0s | 26s~34.7s | 99% | — |
| Otta-smack-u | 100% | ∞ | 0s | 26s~34.7s | 99% | — |
| Otta-smack-u | 100% | ∞ | 0s | 26s~34.7s | 99% | — |
| Otta-smack-u | 100% | ∞ | 0s | 26s~34.7s | 99% | — |
| Otta-smack-u | 100% | ∞ | 0s | 26s~34.7s | 99% | — |
 Kang Roo | 800% | 1 | 0s | — | 100% | — |
| Kang Roo | 800% | 1 | 4s | — | 100% | — |
 Ms. Sign | 800% | ∞ | 900s | 900s | 100% | — |