Eternatus

Eternatus is a large, draconic Pokémon with a skeletal appearance. It has a long, slender body with a dark purple coloration and bright red highlights. Its head is pointed with a pair of glowing eyes, and it has several spiky protrusions along its spine. Eternatus is known for its immense power and is associated with the concept of the Galar region's "Darkest Day." It has the ability to absorb energy and is linked to the phenomenon of Dynamaxing.