ARK: Survival Ascended features the Lost Thylacoleo as a carnivore creature that survivors will encounter in the wild. It falls within the Variant classification.

With 400 base Stamina, the Lost Thylacoleo has respectable staying power. Its base Melee Damage sits at 100%, giving it decent hitting power. Health-wise, the Lost Thylacoleo sits at 700 base, making it impressively tough. It carries 400 base Weight - generous inventory space.

The Lost Thylacoleo cannot be tamed and must be dealt with through combat or avoidance. It gives live birth after a gestation period, making breeding straightforward. A wild Lost Thylacoleo is worth 5 base experience when killed. It can be cloned at a Cloning Chamber for 0.5 Element plus 0.01 Element per level.