Clu Clu Land (universe)
The Clu Clu Land universe (クルクルランド, Clu Clu Land) refers to the Super Smash Bros. series' collection of properties that hail from the Clu Clu Land series of puzzle games developed and published by Nintendo. Originating on the NES, the series has had a variety of references in other Nintendo properties since its debut.
Bubbles, the protagonist of Clu Clu Land, appears as a trophy.
The Unira returns as an item, and the Clu Clu Land music track from Brawl returns. Additionally, Bubbles and a Unira both appear as spirits.