Wario Land 4 is a platformer action-adventure game for the Nintendo Game Boy Advance. Players control Wario, the greedy anti-hero, through diverse levels filled with treasures, puzzles, and enemies. The objective is to collect four magical pieces to unlock the pyramid's inner sanctum and rescue Princess Shokora from the Golden Diva. It features innovative gameplay mechanics, such as Wario's ability to transform when affected by certain enemies or hazards. With vibrant graphics and a quirky soundtrack, it’s a distinctive title in the GBA library praised for its creativity and humor.