Spoiler!

Name: Shigaraki

Power: all for one upgraded

- the ability to steal any technique or power belonging to somebody or something, this includes things like natural enhanced regeneration, or powers that just belong to the body.

- Able to steal stats, like the energy, strength, durability, or speed, but for this to work, you need to defeat the opponent first.

- the power can't be taken by any means, can't be cloned or stopped from working.

STATS

Strength: 9 ton

Speed: 15 x sound

Durability: small missile

Cursed Energy: Very High

Stolen techniques: 

- Tentacle: Can use cursed energy to materialise blood red tentacles, the tentacles can grow in strength, durability, speed and size the more or the stronger the energy it's made from.

- it is also able to wrap around the limbs of the user like a second flesh, wrapping around the limb like barbed wire, casting protection and increasing the strength of the blows.

- Super scream: Able to create an extremely loud and high pitched sound that can crack concrete, if the user is strong enough, might turn into a little black bolt.

- Super sight: Able to see a 100 times further, see in the dark, resist bright lights, see through clothes and buildings, faster perception.

- Corrode: gives the ability to generate an acid that grows in acidity with the strength of the user, it manifests in a liquid like state that the user can manipulate.