Mecha Sonic Saga

The Mecha Sonic Saga is the very first saga in New Super Mario Bros. Z

Bowser's Return Arc
Villain: Bowser

Summary: The Mario Bros, Wario Bros, and Donkey and Diddy Kong race, but the race ends up interupted by Bowser.

Mecha Sonic Arc
Villain: Mecha Sonic

Summary: Mecha Sonic ambushes Yoshi and showing that even without all 7 Chaos Emealds, he's still a powerful opponent.

Koopa Bros Arc
Villain: Koopa bros

Summary: Bowser sends the Koopa Bros to steal the Chaos Emeralds!

Yoshi's Island Arc
Villain: Axem Rangers X, Koopa Bros.

Summary: While locating the next Emerald, the heroes venture to Yoshi's Island to find it enslaved by Smithy's Squadron the Axem Rangers X. The Koopa Bros reappear resulting in a major three way fight.

Minus World Arc
Villain: Mecha Sonic

Summary: The heroes get trapped in the underground caves leading to the Minus World with no visable ways to escape.

Mirror World Arc
Villain: Marx, Dark Meta Knight, Shadow kirby

Summary: Meta Knight decides to track down Marx, finding him in the Mirror World, leading the heroes to tag with him.

Subcon Arc
Villain: Wart, 8 bit Crew

Summary: Wart sends his Ninji assassin squad to steal Chaos Emeralds which he belives are mystical treasures of some sort. Geno is also is Subcon, but what's he doing on Wart's side?!

Smithy's Factory Arc
Villain: Smithy Gang

Smithy's newest assasin, Galacta Knight ambushes the heroes, leading them to Smithy's Factory where he can exact revenge on Mario.

Marx Arc
Villain: Marx

Summary: Marx robs the heroes of the Emeralds and awaits for them in another dimension, hoping to destroy them for good with his improved Chaotic power.

Doomship Arc
Villain: Bowser, Basillisx, Koopalings, Eggman, Mecha Mario

Summary: While the heroes were away battling Marx, Bowser abducts Peach once again in a Doomship in exchange for the Chaos Emeralds.

Metallix Arc
Villain: Metallix

Summary: Mecha Sonic has finally acquired all 7 of the Emeralds! He hosts a fighting tournament to test his unstoppable power!

Chaos Zero(Movie 1)
Villain: Anti Chaos

Summary:Chaos has awoken from the Master Emerald from the now destroyed Mobius. seeing all of the carnage that was done, Chaos splits into his good half and his evil half, Anti Chaos, who plans to destroy the Mushroom Kingdom!