The Lost Yutyrannus is a carnivore creature in ARK: Survival Ascended. It falls within the Variant classification.

At 1,100 base HP, the Lost Yutyrannus is solidly tanky. Melee starts at 100% - respectable melee power that scales with level-ups. With 420 base Stamina, the Lost Yutyrannus has respectable staying power. A base Weight of 500 means excellent carrying capacity.

The Lost Yutyrannus cannot be tamed and must be dealt with through combat or avoidance. Killing a wild Lost Yutyrannus yields 30 base XP.