One of the three data entities and one of the few notable fighters in
the Haruhi-verse. Yes, she is hax

Name: Yuki Nagato
Series: The Melancholy of Haruhi Suzumiya
Gender: Female
Classification: Alien, Humanoid Interface, Avatar of a Cosmic Being
Age: 3 years old
Powers and Abilities: Matter manipulation, data manipulation, reality manipulation, time manipulation, low-mid regeneration, non-corporeal (her true form is a being of pure data), illusion creation, gravity manipulation, transcends space and time
Weaknesses: None notable
Destructive Capacity: Unknown, Universe level with Haruhi's powers
Range: Variable, likely multiversal with Haruhi's powers
Speed: FTL
Durability: Average human, non-corporeality along with transcending space and time makes her difficult to kill
Lifting Strength: Unknown
Striking Strength: Unknown
Stamina: Seemingly limitless
Standard Equipment: Nothing notable
Intelligence: High technical knowledge of time, space and matter. Limited knowledge of everyday items. It's unclear whether this is her own knowledge or that of the data entity
Notable Attacks/Techniques:

Notable OBD Victories:

Blackbeard (One Piece) - Blackbeard Profile
- Dio Brando (JJBA) - Dio Brando Profile