During the events of The Omen, she has her death predicted by Morgan Gallows in his journal relating to the vision he had of the impending Armageddon.
During the events of Armageddon, she appears as The Savior arrives before Armageddon himself and hailing it as his god. Suspira is incensed at this abomination, and as the two exchange insults, Armageddon itself awakes and lances them both with lightning, destroying them both.