The Abyssal Horror is the final boss in the Alicization Arc in the Sword Art Online franchise. The Abyssal Horror is the most vicious creature of all space beasts.
Powers and stats
Powers and Abilities: Explosion Manipulation, Flight, Immortality (Type 1; Lived for a long time after Star King and Star Queen logged out of the Underworld) Regeneration (Unknown, likely High-Mid; Regenerated after being blown to pieces) Body Control (Can turn its tentacles into some kind of void spheres), Resistance to Enhanced Ice Manipulation (Broke out of Kirito's Blue Rose Sword's Release Recollection through pure strength after multiple tries after being frozen)
Speed: FTL, likely Massively FTL+ (Faster than the mechadragons which is capable of undergoing interstellar travel)
Lifting Strength: Multi-Stellar
Standard Equipment: None
Intelligence: Unknown, likely Average (Abyssal Horror is just a normal space creature that is the most vicious out of all of them)
Weaknesses: None Notable