Knuckles the Echidna

Name: Knuckles Homeworld: Mobius Born: 1990 Died: April 22, 2006 Species: Echidna Gender: Male Hair color: Red Eye color: Purple Affiliation: Team Sonic

Knuckles is an echidna and a friend of Sonic's. He was killed by Mecha Sonic on April 22, 2006, while the robotic tyrant was searching for the seven Chaos Emeralds.

Non-canon appearances

 * Super Smash Bros. Brawl 
 * Super Smash Bros. Smash Wars