Pay Only Once!
Pay Only Once! is the fourth of 8 stages in The Battle Cats POP! (Event Stages). Boss: St. Pigge the 2nd. Can drop Cat Kart R (4%). Base HP 160,000.
Stage details
- Difficulty
- ★3
- Energy
- 60
- XP
- 11,280
- Base HP
- 160,000
- Length
- 4,900
- Max enemies
- 6
Rewards
- Cat Kart R · 4% chance
Timed score rewards
- 7,000 pts60,000 XP
- 5,500 ptsCat Ticket
- 500 pts15,000 XP
Enemies
- From the start







- When the base drops to 99%

| Enemy | Spawns | HP | Damage | Range | Details |
|---|---|---|---|---|---|
| From the start | |||||
| At the startForever, every 2–8s | 270 | 2415 DPS | 110 | ||
| At the startForever, every 2–9.3s | 300 | 4536 DPS | 110 | ||
| At the startForever, every 4–12.7s | 4,500 | 360148 DPS | 150 | ||
| At 6.7sForever, every 0.1–10.7s | 600 | 6060 DPS | 110 | ||
| At 20sForever, every 10–33.3s | 7,500 | 450587 DPS | 170 | ||
| At 40sForever, every 33.3–60s | 45,000 | 1,5002,813 DPS | 40 | ||
| At 40s | 80,000 | 8001,091 DPS | 160 | ||
| When the base drops to 99% | |||||
| InstantlyForever, every 0.7–8s | 1,500 | 150110 DPS | 110 | ||
Like most stages, this one also sends a Ms. Sign if the battle goes past 15 minutes.