Shaggy

Shaggy, aka Shaggy Verde is the first being to ever unlock Ultra Instinct mode, and Blanco mode. He taught the Gods in Dragon Ball Super how to use it, and eventually instructed Hakaishin Beerus how to use it. He defeated Goku in a dispute over Scooby Snacks, and was able to crush him in base form.

Shaggy Blanco
Shaggy is the first being to unlock Blanco form. He defeated Jiren with it, and, with Scooby Doo, God of Destruction destroyed all enemies.

Ultra Instinct Shaggy
Shaggy at Ultra Instinct mode is one of his God forms. With Shrek as an ally, he defeated SpongeBob and Patrick at ultra instinct mode.

Shaggy 10%
Shaggy unlocked 10% power at a young age, defeating Son Goku and Son Gohan at the same time with it. He can use Hidden Technique: Explodination Justu! to detonate anything at this power level.

Shaggy 20%
Shaggy at 20% is the highest form he is willing to get to before he might accidentally destroy the universe by moving. At .0000001, he could easily destroy the universe. At 20%, his Eternal Mangekyo Sharingan can cast Amaterasu, the Eternal Black Flame, make a Susano'o so powerful it could destroy the Omniverse. His Ultra Instinct forme is so powerful it can destroy people by being near them. His shirt is crested with Uchiha and Saiyan markings, and his Eyes begin to bleed under the power. The only one known to destroy him at this form is Bob Uchiha.