Rattlesnake is a silver time with black diamond-shaped marks running down his back. He has green eyes.
Rattlesnake was born a rogue cat and lived so all his life. He was attacked by Scratch, Rock, and Dune when he was seven moons old, but was saved by Peleus. He said he would repay Peleus for saving his life, an eventually did. He is the father of Nike and her brothers.