Knuckles has appeared as a part of the guest star pair in Mario Kart: Triple Turbo!!!. He is also a hero to Sonic the Hedgehog and Peach in Mario's Adventure with Knuckles. Along with Mario, Knuckles is like Luigi in the game. He is playable. Knuckles also makes appearances in Mario Party Adventure and Yoshi's Island: Challenge, as a guest star in both. He has also appeared in various Mario & Sonic titles.