Ben 10 Fan Fiction Wiki
Ben 10 Fan Fiction Wiki

Thestral is a predator alien that appears in Earth-68. It is the predator of Gutrot.

Thestral (Earth-68)
General Information
Species Thestral (species)
Home World Unknown
Body Skeleton Pegasus
Powers and Abilities
Abilities Flight
Gas Immunity
Sharp Teeth
Pyro Immunity
Skull Rotation
First Appearance Omni Crew Origins: Ryder
Predator/Prey Gutrot (Earth-68)


Thestral is a skeleton horse, with black leathery wings similar to bat wings. There’s a very thin, translucent skin over Thestral’s bones, with glowing piercing eyes. It has sharp teeth, and the Nemetrix on its collar.

Powers and Abilities

Thestral can fly, using its wings while galloping.

Thestral is immune to the effect of gases released from Gutrot, immune to all smell. It can camouflage itself, becoming invisible. It does this to hide inside gas clouds.

Thestral's body is immune to fire and explosions.

Its head can spin 180 degrees from an attack, causing it to be upside down. It can shift it back into position.

 Dimension 763 (Omnimania)

Thestral is available to whoever wields the Nemetrix.

By Khyber's Pet

By Nails

Dimension 2 (Ryder 10)

Thestral is a predator alien in the Nemetrix.

Ryder 10: Wanderer

By Khyber's Pet

By Khyber


  • Thestral is directly based off the Thestral from the Harry Potter franchise, created by J.K. Rowling.
  • In its debut, it is stated that Rowling was inspired by the alien for her creature in her books.