Roll Odds Calculator

Set the cost, level, and current pool state to estimate your chance of finding a target champion on each reroll.

Per-reroll hit rate18.16%

Cost

Player Level

Target Copies OutCopies of this champion already out of the pool / 30 copies (14 champions, 420 total)Other Same-Cost Copies Out/ 390 non-target same-cost copies (420 left)Copies Needed3 copies for 2-star, 9 copies for 3-star

Live Result

Cost-slot odds55%

Target copies left30 / 30

Same-cost pool left420 / 420

Target share7.14%

Single-slot hit rate3.93%

Per-reroll hit rate18.16%

Rerolls for 50%4 rolls (≈8 gold)

Rerolls for 90%12 rolls (≈24 gold)

Reroll Table

Each reroll has 5 shop slots. Removing other same-cost units shrinks the same-cost pool and raises the target share.

Rerolls	At least 1 hit	Gold
1	18.16%	2
3	45.18%	6
4	55.14%	8
5	63.28%	10
10	86.52%	20
12	90.97%	24
15	95.05%	30
20	98.18%	40
25	99.33%	50
30	99.76%	60
40	99.97%	80
50	≈100%	100