The white Kirby represents Qbby, the main playable character of the BoxBoy! series who features simple black eyes and a white color scheme.
The white Kirby Teams' four fighters references Qbby's ability to produce up to four boxes in the BoxBoy! series.
The stage and music track represents the white background featured in the BoxBoy! series, which was produced by HAL Laboratory.
The Crate items references both Qbby's square shape and the boxes that Qbby uses in the BoxBoy! series.
Other trivia:
This spirit's Ore Club Equipped ability references the wind hazards in Bye-Bye BOXBOY!.
