Swampfire is the Alpha-Omegatrix's DNA sample of a Methanosian from Methanos.
Swampfire is a humanoid plant like alien that has an overall brown and black colored body mostly with a flame-pattered head and root-like feet seemingly holding rocks. Also, his shoulders and head have blue petals. Swampfire is taller than an average human and has a distinct rotten smell that worsens with heat. His voice is very stuffy and nasally because he has no nose.
Swampfire wears the Alpha-Omegatrix symbol on his chest.
In Alpha-Omegaverse, Swampire's design isn't that changed except for a different shaped head, the Simplicitrix symbol is now on his stomach instead of his chest, and his skin is slightly reddish.
Swampfire has the power to project fire though his palms and control plant life.
Swampfire can reattach detached body parts or regenerate them.
Swampfire can dig underground and pop up in a burst of fire, shoot a straight beam of fire, shoot gas to make plants grow over enemies, and focus his flames into a powerful, concentrated ball of fire.
Swampfire can makes vine spikes come out of the ground, shoot a flamethrower-like beam of fire, wield flaming fists, and burn enemies with a ring of fire.
Swampfire can grow plants through the ground and make a ring of fire on them.
Swampfire can spray sleeping gas.
Swampfire has proved to be very strong.
Swampfire was able to fly by shooting the fire from his hands and pointing them at the ground.
Swampfire can stretch his body parts similar to Wildvine.
Swampfire has enhanced speed.
Swampfire can be frozen, he can thaw out by igniting the methane in his wrists.
According to himself, Swampfire cannot control weeds.
Swampfire's smell makes it hard to hide from anybody with a nose.
- His appearance is similar to Ben's Ultimate Swampfire.
- In Intergalactic Encounters, Swampfire is replaced by Catus-Lign and Magmetic.