This new type of Vampire is physically more powerful than any previous generation, Elders included. Markus was one of three sons of Helena and Alexander Corvinus. Portrayed only in his transformed state, he is played by Brian Steele , but prior to his being a werewolf , he would have been identical in looks to his twin brother, Markus. A police detective in Underworld: Marcus Corvinus stated that he often enjoyed the company of Tanis. Then clear your head. His species are not always civilized; an early scene in the first movie shows a pair of Lycans fighting while being cheered on by a group of other Lycans.