Sabastian was the leader of the Danse Macabre before becoming greedy and killing Restin Dane and taking the Chaos Skin as his own.
Husk was created by the writer Tom Sniegoski and the artist John Stinsman. He was created as an alternate version of Sabastian, however, there were few similarities between the two.
Major Story Arcs
Husk served the Chaoschild until their deaths, and was Chaoschild's most trusted associate. It was revealed that he was an alternate reality version of Mr. Sabastian and that he killed his universe version of Restin Dane in order to take the Chaos Skin for himself. Eventually, the Chaos Skin was taken from him and Chaoschild began to use it, but after The Rook shot the Chaos Skin, it exploded, killing Husk and Chaoschild.