The Siris are a race of octopus-like aliens from the planet Yormot. A Sirian attempted to conquer Earth by manipulating humanity into a nuclear world war by posing as the Mutant Master. Upon discovery, he was defeated by the combined forces of the X-Men and the mutants of his Factor Three who turned on him. As a Sirian he preferred suicide to capture and detonated his vehicle.
81% of surface covered by water with a tropical climate
140% Earth standard
64% nitrogen, 21% oxygen, 12% methane
Type of Government
Level of Technology
Imperialistic, ruthless, contemptuous.