Red Mask was the ruler of Gotham City from an unnamed reality. The CEO of Halliday Industries, Darwin Halliday became obsessed with becoming a supervillain after an accident. Red Mask was obsessed with Joker, who was believed to be his "Prime Earth" incarnation.

History

please fill in the history

Skills and Abilities

does he have superpowers?

Notes

• Throughout "The Bat-Man of Gotham", both Batman and Red Mask express the belief that he is his reality's version of the Joker.