EGG: Elemental Gimmick Gear is an action-adventure RPG developed by Birthday and published by Hudson Soft for the Sega Dreamcast. Released in 1999, it combines traditional role-playing elements with top-down exploration and combat. Players pilot the EGG, an ancient mecha-like suit, to explore the world, solve puzzles, and engage in combat against various enemies and bosses. The game is known for its unique hand-drawn graphics and intriguing post-apocalyptic story.