Tyranid Venomthropes
The Venomthrope's whip-like tentacles drip with a multitude of alien poisons. Indeed, so potent are these toxins that it is believed that a Venomthrope's very touch means certain death.
Tyranids: Hive Tyrant
Commanders of the Tyranid swarm, Hive Tyrants are the enactors of the Hive Mind's will. Massively powerful creatures, every part of their body is perfectly created to maim and kill.
Tyranid Tyrannofex / Tervigon
The Tyrannofex has the armour and fortitude of a living battle fortress and its weaponry eclipses that of its foes' most powerful battle tanks in both quantity and devastating potential.
Adeptus Mechanicus: Skitarii
Harnessing the energies of forge worlds within their curious weaponry, the Rangers of the Skitarii are implacable and relentless hunter-killers. For them, an engagement is not over until their enemy is destroyed - even if this means stalking them across galaxies and over decades.