Concept artwork for Final Fantasy IX.
The Mu (ムー, Mū?), also known as the Rhodox, is a recurring creature in the Final Fantasy series, first appearing Final Fantasy VI. While its appearance differs with each title, the Mu is generally depicted as rodent-like creatures with long tails, able to burrow into the ground. It is typically a weak enemy encountered early in the game.
Appearances[]
Final Fantasy VI[]
The Mu appears as an enemy encountered in the South Figaro, Nikeah, and Sabre Mountains regions. It attacks in packs with other Mus, the Unseelie, or the Belmodar, but is a weak enemy easily dispatched by Edgar's Auto Crossbow.
Final Fantasy VII[]
The Mu appears as an enemy encountered in the Grasslands Area, where the player can learn the Enemy Skill L4 Suicide from it. It is a generally weak enemy otherwise, and can even be beneficial to encountered as it sometimes heals the party with Hot Springs and increases the Gil reward for defeating it by 10 whenever it uses Gold Mountain.
Final Fantasy VII Rebirth[]
The Mu appears as an enemy encountered in the Grasslands. It also has a variation called Mi.
Final Fantasy IX[]
The Mu appears as an enemy encountered in the Gunitas Basin, Melda Plains, Nolrich Heights, and Byan Heights regions of the Mist Continent, as well as in Lindblum during the Festival of the Hunt. It is of no threat to the party. The Mu also appears as a friendly monster found in the same regions that rewards the party with 10 AP should they use an Ore on it.
Final Fantasy XII[]
The Mu appears as a member of the dreamhare genus encountered in the Feywood. It frequently casts Confuse, making it a nuisance to fight. The Rare Game Spee is a derivation of the Mu.
Final Fantasy XIII-2[]
The Mu does not make an appearance, but is mentioned in the Brain Blast minigame in Academia. It is revealed that the Sanctum decided against creating bioweapons out of the Mu because it would not be taken seriously by enemy soldiers.
Final Fantasy XIV[]
Mica the Magical Mu appears as the mascot of the Yesterland theme park in Living Memory. He is fought as a boss in "Mascot Murder" FATE. As one of Dawntrail's many references to Final Fantasy IX, Mica's battle theme is the friendly monsters theme from the latter game, referencing the friendly Mu.
In addition, Mus appear in 
AAC Cruiserweight M2 (Savage), during the battle against Sugar Riot.
Final Fantasy Crystal Chronicles[]
The Mu appears as an enemy encountered in the River Belle Path. While a weak enemy, it ambushes the party by burrowing underground, its location being given away by a dirt cloud forming moments before it pounces. It otherwise employs hit-and-run tactics against the party.
Final Fantasy Crystal Chronicles: Ring of Fates[]
The Mu appears as an enemy encountered in the Valley of Heroes, Old Town, Abyssus Forest, and River Belle Path.
Final Fantasy Crystal Chronicles: My Life as a King[]
This section about an enemy in Final Fantasy Crystal Chronicles: My Life as a King is empty or needs to be expanded. You can help the Final Fantasy Wiki by expanding it.
Final Fantasy Crystal Chronicles: Echoes of Time[]
The Mu from Ring of Fates returns as an enemy encountered in the Forest and Aqueducts.
Final Fantasy Crystal Chronicles: My Life as a Darklord[]
The Mu appears as are the first generic summon available to players without DLC. It is the weakest summon in the game, it is also the fastest.
Dissidia Final Fantasy Opera Omnia[]
The Mu from Crystal Chronicles appears as an enemy.
Pictlogica Final Fantasy[]
The Mus from Final Fantasy IX and Crystal Chronicles: Ring of Fates appear as enemies.
Final Fantasy Brave Exvius[]
The Mu appears as an enemy encountered in Fulan Pass. It also appears during the events "Guardian of the Order" and "Conspiracy to the Throne." The Mu from Final Fantasy IX additionally appears during the event "The Lindblum Festival of the Hunt."
World of Final Fantasy[]
The Mu appears as an imprismable Mirage encountered in the Wellspring Woods, Pyreglow Forest, Coliseum, and EX Dungeon Z. It can be transfigured with the Skull Eater and Reaver Mu.
Final Fantasy Portal App[]
The Mu from Final Fantasy VI appears as a Triple Triad card with 6/2/2/1 values.
Etymology[]
Mu is the name of a fictional continent that was once believed to have existed in one of Earth's oceans, but disappeared at the dawn of human history.