Stories of Legend · Stage 4

I'm onto you

あやしい自治体

I'm onto you is a Battle Cats stage in Sea Polluter. It costs 85 energy and sends 4 enemy spawn lines against a 300,000 HP enemy base, and clearing it rewards 68,314 XP. Its enemies carry the Floating trait, so cats that target it do the most work here.

Data updated: 2026-08-31

85Energy Cost
68,314XP Reward
300,000Enemy Base HP
4,400Stage Length
10Max Enemies
8.2Difficulty
Build a lineup for this stage Test your team vs this stage

Cats that counter I'm onto you

Cats whose attacks target Floating, best DPS first — the traits this stage’s enemies actually carry:

Lovestruck Lesser DemonDaybreaker IzanagiMighty Rekon KorpsKaiGude-Cat MachineCount Yukimura

Stage rewards

10% — XP ×161,500 · first clear · Treasure Radar1% — Speed Up ×1

Enemy spawns (4)

EnemyStrengthCountFirst SpawnRespawnBase HP TriggerNotes
Brollow100%13.3s—100%—
Brollow100%300.1s0.7s~2s99%—
Brollow100%∞0.1s6.7s~10s99%—
Ms. Sign2000%∞900s900s100%—
All Sea Polluter stages