Ending 20, termed "Final Ending" previous to The Binding of Isaac: Repentance, is unlocked after defeating the manager Delirium, that is Isaac's illustration with the "light-weight at the end of the tunnel".[16] It builds on functions witnessed in Endings 12, 15, and seventeen, and shows Isaac recalling his Recollections in https://libertycapissac07406.snack-blog.com/28466432/about-liberty-cap-the-binding-of-isaac