Fly high above the clouds with Knuckles and the Chaotix in The Great Chaos Caper: Part One! Knuckles the Echidna has been tasked by a mysterious force to fix the shattered planet but when the Dark Gaia monsters emerge from the word's core, our hero finds himself in a fight for his very life! Luckily the ever-adventuring Chaotix are around to lend a hand, hired by Princess Sally to gather the all-important Chaos Emeralds. But wait, who's that lurking in the dark?