About
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.
Pre-release · Steam · App 4855670
idle koi! Ann Games
Genres Casual Indie Free To Play
Casual Indie Free To Play view more (+3)
Categories Single-player Multi-player PvP Online PvP Steam Achievements In-App Purchases Steam Leaderboards Family Sharing
Single-player Multi-player PvP Online PvP Steam Achievements In-App Purchases Steam Leaderboards Family Sharing view more (+8)
Player tags Casual Strategy Turn-Based Strategy 2D PvP Turn-Based Combat Singleplayer Free to Play Indie Multiplayer Trading Idler Desktop Companion
Casual Strategy Turn-Based Strategy 2D PvP Turn-Based Combat Singleplayer Free to Play Indie Multiplayer Trading Idler Desktop Companion view more (+13)
Followers history
3 snapshots· cumulative
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Tracked since Jun 19, 2026 · Details 1d ago · Followers 7h ago
