Mari0

: Supports up to four players at once, each with their own portal gun for chaotic co-op gameplay.

is a unique fan-made crossover game that fuses the classic platforming of Super Mario Bros. with the reality-bending mechanics of Valve's Portal series. Developed by Maurice Guégan of Stabyourself.net , it allows players to navigate 8-bit Mushroom Kingdom levels using a portal gun to bypass obstacles and solve puzzles in entirely new ways. Key Features : Supports up to four players at once,

: The source code is publicly available, leading to numerous community mods and "Special Editions" (SE) that add features like 3D environments or new enemy behaviors. Getting Started : Supports up to four players at once,