The Mii universe (Mii, Mii) refers to the Super Smash Bros. series' collection of properties that hail from the multitude of games that center around Miis, creatable avatars on every Nintendo console since the Wii. Wii Sports, Pilotwings, StreetPass Mii Plaza, Tomodachi and Miiverse are all considered sub-universes. Wii Fit could be considered another sub-universe but as it has it's own non-Mii character, it is considered its own entity.
In Super Smash Bros. series
Main article: Mii
Miis are called Mii Fighters as playable characters, but they are belonging to Super Smash Bros. series not Mii.
Main article: List of spirits (Mii series)
List of sub-universes
This lists only Mii sub-universe with representation in the Super Smash Bros. series
Miitopia (ミートピア, Miitopia) is a role-playing game in which the player creates Miis of various classes in order to save the world's inhabitants' faces from the Dark Lord.
Nintendo Land (ニンテンドーランド, Nintendo Land) is a "virtual theme park" game released for the Wii U console at launch, up to five players could play through 12 attractions based off of different Nintendo franchises, all of which also appearing as universes in Super Smash Bros. as well.
The robotic park guide Monita appears as a trophy in Super Smash Bros. for Wii U. Two music tracks from the game, a remix titled Nintendo Land Medley and Title Theme (Nintendo Land) play on the Miiverse stage.
Monita returns as a spirit in Super Smash Bros. Ultimate.
Nintendo Land Medley and Title Theme (Nintendo Land) both return, now only playing on Summit, Duck Hunt, and stages from non-playable universes.
Main article: Pilotwings (universe)
The Pilotwings series was not considered a Mii series until Pilotwings Resort started using Miis as the only characters.
StreetPass Mii Plaza
Main article: StreetPass Mii Plaza (universe)
Main article: Tomodachi (universe)
Wii Music (Wiiミュージック, Wii Music) is a music game released for the Wii and a part of the Wii series. The game involves creating arrangements of existing songs by controlling the members of an on-screen band. These songs can range from classical music to singles released by popular artists to soundtracks from various Nintendo games.
Sebastian Tute, the host of the game, appears as a spirit in Super Smash Bros. Ultimate.
Wii Party (Wiiパーティ, Wii Party) is a party game series released as a part of the Wii series. The titles involve a combination of board game action with a variety of minigames - taking heavy inspiration from the Mario Party series, but featuring Miis as its playable characters.
Party Phil, the host of the series, appears as a spirit in Super Smash Bros. Ultimate.
Final Results - Wii Party U returns, now only playing on Summit, Duck Hunt, and stages from non-playable universes.
Wii Play (はじめてのWii, Your First Step to Wii) is a collection of minigames released for the Wii and a part of the Wii series. The game then got a sequel called Wii Play: Motion which required the Wii RemotePlus peripheral.
Main article: Wii Sports (universe)
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