This page is for Metal Knuckles from any person's continuity!
He is planned to appear in certain missions of Knuckles Stages. With the ability to turn it's claws into a drill and has a built in item detector, is able to rival Knuckles equally in his abilities treasure skills. The first to find two treasures wins.
Metal Knuckles appears in Sonic Rivals 3 as the main antagonist of the game, whom Metal Sonic, who had become self-aware, uploaded NEGA's mind to.
Metal Knuckles appears as a boss in the stage X-Perience Zone. It is sent by Dr. Eggman and Snively to defeat Sonic and his team.
Metal Knuckles' first appearance was Sonic R, and his only official appearance.
Fan-Made Sonic the Hedgehog
Metal Knuckles is just as stupid as Knuckles in this universe. He appears in Creepy Fears 2 as a member of Team Metal. His appears to remain alive and share Knuckles famous line, "Darn it."