3/5 Games for Grand Finals (winner of Losers Finals must win 2 sets of 3/5 games each).
Random stage select (players may opt for an agreed stage).
Winner must keep character but may switch Partner; Loser may switch both character and/or Partner.
Game-breaking glitches are banned.
Both players must configure their buttons before playing.
If a player pauses, they must forfeit the round to the opponent unless the pause had minimal impact (e.g. during a long super cutscene), in which case the opponent may choose to continue the game or force the player to forfeit the round.