King of the Costume Brawl
— In-game description
King of the Costume Brawl is a special effect for Costume Brawl that can be obtained by fighting other players. This effect is applied when a player reaches a Brawler Score of 25, and is accompanied by a boxing bell sound effect and a golden crown icon visible to other players. When this effect is applied, the Brawler Score will reset to zero, and getting 25 Brawler Score again will award another stack of King of the Costume Brawl. Players can have a maximum of 25 stacks of King of the Costume Brawl, after which their Brawler Score will continue to count to 25 and reset as normal, but without adding any more stacks of King of the Costume Brawl. All stacks of this effect are removed if the player leaves Costume Brawl.