Billy Hatcher and the Giant Egg

In Billy Hatcher and the Giant Egg, Billy and his friends are transported from a forest into a magical land. Separated from his friends, Billy dons a chicken suit and begins a quest to bring back morning, protect the giant egg, and defeat the evil crows seeking to destroy it.

Along the way, Billy can hatch eggs to discover mystical creatures and special hats that aid him in his fight. Developed by Sonic Team and published by Sega, the game was released on September 23, 2003 for Nintendo GameCube and PC (Microsoft Windows).