Tarellian Dog Soldier art by Garrot, from Episode 21 of WarHams: The Mercenary Games.
The minor Xenos species known as Tarellians featured in episodes 21-23 of WarHams, being introduced in the Mercenary Games.
Tarellian Dog Soldiers are fierce mercenaries. Their species was devastated by humanity during the Great Crusade, and now harbour a deep resentment toward the Imperium of Man for their near-extermination.