(Entropy) Extradimensional Lindwurm

Lore
It was birthed from an aberrant portion of a higher god hailing from a different plane of existence. No man-made weapon can harm it, meaning there is no defense against the fulfillment of its hunger for destruction.

Acquisition
See Extradimensional Lindwurm

Name origin
Lindwurm is the German name for a snakelike dragon, see Lindworm.