Unlockable How to Unlock Billy Kane's Second Ending Beat the game using Billy's 2P costume (press Square or Triangle when selecting him). Duck King Beat the game with every character without losing any rounds or using any continues. Duck King, Team Battle and Data Mode Beat the game using every character. Geese Howard's Second Ending Beat the game using Geese's secret costume. Geese Howard's Secret Costume Highlight Geese on the character select screen and hold start when selecting him. Mr. Karate Beat the game without losing any rounds and without using any continues.
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