EVEN OR ODD 1

"Even? Odd? Forget the math!" Enter the Collatz Conjecture—mathematics' greatest unsolved mystery—reimagined as a high-speed roguelike action game. Play as "Ichi," the muscle-brained magical girl, teleporting between lanes to smash back incoming numbers with charge shots!

Developer: Fermat Freaks co., Ltd.

Tags: RPG, Action, Action RPG, Roguelike.

Steam reviews: 5 user reviews (60% of 5).

Price: Free to play on Steam.

Released 2026-06-28.

EVEN OR ODD 1 on Game Goose · Steam store page

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