Gax

Gax was the Ultimatrix's DNA sample of a Chimera Sui Generis from Vilgaxia.

Appearance
Gax resembled Vilgax, however he had black armor that had a white stripe on the chest. He had spikes on his knees and shoulder pads and had six green tentacles dangling in the front of his face. His tentacles and arms faded into brown, and he wore black, fingerless gloves. He had green sacs on the side of his head and red eyes.

Gax wore the Ultimatrix symbol on his chest.

Powers and Abilities
Gax can project powerful laser beams from his eyes. His optical lasers are capable of starting fires if Gax chooses to do so.

Gax had shapeshifting arms that can change into a bunch of tentacles (five on each arm). These tentacles are very powerful and retain equal strength to his arms as a whole.

Gax was demonstrated to be a very skilled climber, using his sharp claws to dig into the ground.

Gax has also shown to very durable as he has tank powerful lasers, bombs, and even an universe destroying bomb, like the ultimate annihilator.

Gax is at his most powerful underwater due to being an squid creature.

Weaknesses
While many of Gax's weakness are unknown. Keji Yamaoto stated that Gax doesn't do well around fire and ice depending on how much of it.

Codename Kids Next Door: Operation Revenge
Gax is one of the many alien sample used by Dr. Animo and was used for the giant Octopus boss. A mutated foot ninja also share an appearance similar to Gax.

Angel Laboratory: Mission Files
Gax is the 5th unlockable alien after going through the plant laboratory. He was a choice alongside Wildvine.

Trivia

 * Gax share many of the same trait with Rachel's alien, Nanotech in that:
 * Both aliens are the favorite of each users.
 * Both aliens were overused to the point that each user uses them over other alien choices.
 * Both aliens were removed from their respective Omnitrix's.
 * Nanotech, however, was rebuild by Azmuth, but lack the memories and the personality of Nanotech prior to being destroy.
 * Both aliens return after their respective user learns to forgive themselves.
 * It is unknown when Angel unlocked Gax's DNA. The likely theory is Albedo unlocked Chimera Sui Generis after downloading the database from the original Omnitrix, but it was stated by Keji Yamaoto that Angel actually scan Vilgax's DNA during one of their meetings and just forgot to use him.
 * Gax is one of the few aliens in the Ultimatrix that, when sentient, share the personality of it's original host (Vilgax) instead of Angel's. The others are Ghostfreak (Zs'Skayr), Rath, Upgrade (Malware), and Alien X.
 * Gax is the only alien who's name is just part of the name of the original source. This also hold true for Negaverse Dexter who's version of Gax is called "Vil".
 * Gax is one of the few aliens to have beaten Mandark in a fight. The others were Clockwork, Alien X, and Feedback.
 * Gax is one of the few aliens that wasn't affected by Angel's mutation. The others were Ultimate Humungousaur, Rath, and Super Shredder.
 * Gax is one of the few aliens that share a voice actor with their DNA source. The others are Ghostfreak, Upgrade (Prior to Sticky Situation), Waterhazard, NRG, Brainstorm, Grey Matter, and Shredder.