Metal Max 2 Kai is a remake of the SNES post-apocalyptic open-world RPG 'Metal Max 2', released for the Game Boy Advance. In a world devastated by environmental collapse and rogue AI, players act as a monster hunter. You can customize your own tanks and vehicles with various cannons, engines, and armor to battle mutant monsters and outlaws.
This 'Kai' (Modified) version was intended to add new bounties (Wanted monsters) and features, but it is infamous for having a buggy launch. However, the core gameplay of vehicle customization and non-linear exploration remains compelling. Players can rent tanks, find buried treasures, and recruit allies including a battle dog (Pochi). It's a cult classic RPG known for its high degree of freedom.