Reverse 1999 Gacha Calculator

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Pity Guarantee
Rarity None p0 p1 p2 p3 p4 p5
5★
4★
Rate-Up Slot Current Constellation
Character Slot 1
Character Slot 2

Pull Plan

Probability Distribution and Cashback

for
% probability or
pulls
Target Item Probability P10
Cashback		 Mean
Cashback		 P90
Cashback