The Black Skeleton King is one of the non-playable characters in Lego Dimensions 2: The Rise of Enoch as the leader of the Black Skeletons and servant to Grand Emperor Enoch.
Background
The Black Skeleton King commands an army of his own Black Skeletons from the volcanic planet Tyranus. His identity before he became the undead will always remain a mystery.
Grand Interdimensional War
He is one of the villains that joined Enoch's army.
In Fate of the Multiverse, he along with the other Black Skeletons and Zombies marched to the battlefield and began to fight the heroes. After Enoch's death and the Grand Empire's destruction, he along with the skeletons and their home planet were blown to pieces.