Yeah, that's the Innocent I'm talking about. He was in many ways a great pope: his personal morality was reputedly without stain. But he was a maximalist in asserting papal claims over every earthly power; he declared the right to appoint or depose kings and princes; he called the Fourth Crusade and the Albigensian Crusade (whose most horrible excesses were done against his express commands, and yet he ought to have known what happens when you place huge and homicidal power in the hands of a bunch of greedy Venetians, or of devils like Simon de Montfort...).
On the day he died, he appeared to the nun (St.) Lutgarda in her monastery at Belgium. Engulfed in flames, he told her that, for three crimes of his, he would have to stay in purgatory until the end of time, unless Lutgarda and her sisters assisted him with prayers, penances and sacrifices.
three crimes of his, he would have to stay in purgatory until the end of timeGosh, I wonder which three ...
Some historians are more positive about Simon de Montford.