Colosseum Master Joe (Japanese: コロシアムマスター ジョーColosseum Master Joe) is a character in Pokémon Battle Revolution. He is the leader of Gateway Colosseum. He uses Normal types most frequently, and his theme music is an upbeat jazz tune. He is the only character in the games to have the Trainer classMaster Junior (Japanese: マスタージュニアMaster Junior).
Joe does not dress up as a Pokémon and, as a result, when the game is played on "All Level 50," the player receives no special costume. He is the Leader of the first set of Master Battles at the Stargazer Colosseum Master Set. He is shown to be extremely fond of the move Protect.