Uma Musume: Pretty Derby summon calculator
Pretty Derby Gacha • Second-hand community documentation
Data Source: Second-hand documentation from GameTora Umamusume Database (verified 2026-10-26). View source page ↗
Calculate chance in N pulls
Probability
100.0%
Estimated 100.0% chance of getting at least 1 copy of the featured character within 200 pulls.
Banner mechanics summary
Base 3-star character rate is 3.000%, with the featured rate-up character having a 0.750% individual rate. Every pull grants 1 Exchange Point. At 200 Exchange Points (200 pulls), the featured character can be directly exchanged (spark). Points do not carry over between gacha periods.
Odds at common pull milestones
| Pulls | Chance (from 0 pity) | Guaranteed? |
|---|---|---|
| 10 | 7.3% | — |
| 30 | 20.2% | — |
| 50 | 31.4% | — |
| 80 | 45.2% | — |
| 100 | 52.9% | — |
| 120 | 59.5% | — |
| 150 | 67.7% | — |
| 180 | 74.2% | — |
| 200 | 100.0% | Guaranteed |
Base drop rates
3 tiers| Rarity tier | Base probability | Details & consolidation |
|---|---|---|
| 3★ | 3.00% | Base 3-star rate (0.750% featured character) |
| 2★ | 18.00% | Base 2-star rate |
| 1★ | 79.00% | Base 1-star rate |