Challenges completed by OCM
Challenge Race - Bandana Dee
Dreamland Drift : Finish in the 1st position in VS mode, with 2 participants
In difficult mode, no teams
Easy Gotta Go Fast!
Sonic Speedway : Finish in the 1st position in VS mode, in 300cc class, with Super Sonic
In difficult mode
Easy Mario VS Sonic
Eggman's Machine : Finish in the 1st position in VS mode, with Mario
In difficult mode
Easy