EVEN OR ODD 1 (2026)

"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!

• 6 Steam reviews
• released 2026

Tags

• RPG
• Action
• Action RPG
• Roguelike
• Action Roguelike
• Casual
• Strategy
• 2D
• Anime
• Pixel Graphics
• Controller
• Combat
• Hack and Slash
• Free to Play
• Indie
• Perma Death
• Singleplayer

See EVEN OR ODD 1 on the map of Steam · Steam store page