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idle koi!

Achievements

Hatch koi eggs, breed unique bloodlines, evolve rare traits, and send 3-koi teams into idle battles. Build a living collection where genes, rarity, lineage, and battle growth decide every koi's value.

summary by MetaCritic
Release date:31 Jul 2026
Developers: Ann Games
Publishers: Ann Games
Excluded from Steam Family Sharing
Unreleased
Players
  • Current 0
  • Peak 0
Last two weeks Tracked from Steam