Super Smash Bros. Brawl (Nintendo Cinematic Universe)

Super Smash Bros. Brawl is a Japanese anime film.

Summary
The Smash Bros. begin their brawl against the Subspace Emissary, led by the malevolent Tabuu, a rogue defense system.

Plot Elements

 * Tired of fighting pointless wars, the Smash Bros. decide to create a defense system called Tabuu.
 * Shortly after its awakening, Tabuu goes corrupt and begins a genocide of the universe, creating the Subspace Emissary.
 * The Smash Bros. are forced to fight their own creation.
 * Tabuu's general, the Ancient Minister, eventually becomes self-aware and betrays the Subspace Army, revealing itself as a kidnapped R.O.B.
 * The Smash Bros. and R.O.B. defeat Tabuu and the Subspace Army, though (unknowingly) at the cost of many lives.
 * R.O.B. returns to Professor Hector.
 * Mid-Credits Scene: The woman from the previous mid-credits scenes groans in disappointment over Tabuu's failure and begins hoping that the next one will succeed.