New Mutants #18 Warlock First App (1984)

Cover art by Bill Sienkiewicz. 1st appearance of Warlock in Death-Hunt, script by Chris Claremont, art by Bill Sienkiewicz (begins as regular artist); Danielle Moonstar knows that the Demon Bear that killed her parents is coming for her; Rachel Summers, displaced from her own time, tries to contact Professor X; Warlock tries to flee from Magus, his father; the Demon Bear comes for Danielle Moonstar and critically wounds her.