Buglizard

Buglizard in The More Things Change: Part 2

Buglizard is the predatory species of Lepidopterrans, Stinkfly's species, from the planet Lepidopterra. She was first used by Zed in the Ben 10: Omniverse episode The More Things Change: Part 2 pursuing Ben and Rook. Buglizard was used by Khyber's Panuncian in A Fistful of Brains to corner Ben.

Omnivoracious

Omnivoracious in Showdown: Part 1

Omnivoracious is the Nemetrix predator of the Galvan, Grey Matter's species. Her species, which is also called Omnivoraciou, is a long extinct alien from Galvan Prime. Her DNA was acquired from bone fragments of one of its species. Omnivoracious was used to chase and capture Azmuth in the Ben 10: Omniverse episode Showdown: Part 1. She was used by Khyber's Panuncian in A Fistful of Brains to corner Ben.

Slamworm

Slamworm in Of Predators and Prey: Part 2

Slamworm is the Nemetrix predator of Talapadeans, Armordrillo's species. She first appeared in the Ben 10: Omniverse episode It Was Them where she fought Ben as Diamondhead. Slamworm is from the sandy planet Terraexcava.

Terroranchula

Terroranchula in Of Predators and Prey: Part 1

Terroranchula is the predator of Ball Weevil's species who was first used in the Ben 10: Omniverse episode Of Predators and Prey: Part 1 where she chased after Ball Weevil. This was the first ever transformation used in the Nemetrix chronologically, as Phil used it in the flashback of Of Predators and Prey: Part 2, which later turned him into a human Terroranchula hybrid.

Ultimate Panucian

Ultimate Panucian is the ultimate version of Khyber's Panuncian, the predatory species of Splixons, Ditto's species. His only appearance is in the Ben 10: Omniverse episode For A Few Brains to escape Upchuck's stomach. The form is accessible due Albedo upgrading the Nemetrix off-screen.

Ultimate Panuncian in For A Few Brains More

Appearance

Ultimate Panuncian resembles normal Panuncian but larger and having bright red fur. There is missing patches of fur revealing his pink skin. He now has sharp silver spikes on his tail, fangs, horn and his back. He wears a metal helmet that covers the top of his head and has sunken red eyes. The Nemetrix is around his neck and doesn't appear to have any evolutionary spikes like regular Ultimate forms.

Tyrannopede

Tyranopede is the Nemetrix predator of Humungousaur's species, the Vaxasaurians. It was first used in the Ben 10: Omniverse episode Of Predators and Prey: Part 2 where they trapped  Humungousaur in webbing. It was used by Khyber's Panuncian in A Fistful of Brains to intimidate Ben and Tyranopede was first used by Khyber in Stuck on You.

Khyber as Tyrannopede in Stuck on You

Mucilator

Mucilator is the predator of Crashhopper's species. Zed first transformed into Mucilator in the Ben 10: Omniverse episode It Was Them where she battled Crashhopper before being defeated by Dr. Animo's mutant ants.

Mucilator in Of Predators and Prey: Part 1

Appearance

Mucilator is a large grey creature with large forearms and legs that she drags around while walking. She has two red eyes and large pink sacks on various parts of her body, including her cheeks, chin, arms and stomach. She has a few blisters on her shoulders and head as well as two nostrils. She wears a red colar with grey spikes where the Nemetrix resides.  

Vicetopus

Vicetopus is the predator of Brainstorm's species, the Cerebrocrustacean from the planet Encephalonus IV. She first appeared in the Ben 10: Omniverse episode Showdown: Part 1 where she was used to threaten Dr. Psychobus.

Vicetopus in Showdown: Part 2

Appearance

Vicetopus is a hulking red creature with brown spots and four large tentacles she use to support herself up with. She has a large head with a brown beaked mouth and six spikes upon the top of her scalp. She also has two pill-shaped red eyes and wears a spiked red collar where the Nemetrix resides. 

Panuncian

Panuncian is the predator of Ditto's species Splixon from the planet Hathor. He first appeared in the episode A Fistful of Brains where he fought against Ditto and later transformed into a multitude of other Nemetrix predators. Panuncian is the second  wearer of the Nemetrix after Zed.

Panuncian in A Fistful of Brains

Appearance

Panuncian is a large feline alien with dark maroon colored fur and a long tail with a sharp boney structure at the end. He has two large canine teeth and a small horn near his nose. He has black fur along his back that goes to his tail, forearms and head. He has black claws as well as two red eyes with black pupils. Panuncian wears the Nemetrix on a red collar with spikes. 

Hypnotick

Hypnotick is a Psycholeopterran from the planet Klymyys who is the predatory species of Big Chll's species, the Necrofriggians.

Hypnotick in Malefactor

Appearance

Hypnotick is a huge bee-like, purple in color creature who has four hairy legs and a sharp rear. She has two long antennae, black eyes with red pupils and two sharp fangs. Hypnotick hsa four large blue wings and four holes on each side of her body. Like other Nemetrix predators, Hypnotick wears a red color with spikes where the Nemetrix is located. 

Crabdozer

Crabdozer is the Nemetrix predator of Heatblast's species, Pyronites. Crabdozer is from the planet Pyros. She first appeared in the first episode of Ben 10: Omniverse, The More Things Change: Part 1.

Appearance

Crabdozer is a large, purple rock-like creature with six large crustacean-like legs and a long, bulky body. She has a multitude of spikes protruding out of her skin and has a large head with one long horn on the front as well as red eyes. The Nemetrix is located on the red spiked collar around Crabdozoer's neck.