Domino was widely known as Apocalypse
's most deadly assassin. After the Shadow King detected the presence of a powerful mutant, Apocalypse sent Domino to track this mutant down and ask it to join him. If it refused Domino was to kill it. Teaming up with Grizzly
, Domino began her search in earnest, searching among the mutant underground. She eventually located the mutant among a theatre troupe led by Forge
. A battle ensued in which lives were lost on both sides. X-Man
used his power to destroy Domino's mind by uprooting each death Domino had brought about until her mind overloaded.