Angel. Season 11, volume 3, Dark reflections

"On a time-traveling mission to prevent an impending disaster, Joss Whedon's ensouled vampire confronts his past self aboard a ship filled with zombies and a dangerous treasure. Chasing a vision that links his shameful past with impending doom, Angel reluctantly uses the time-traveling power of Fred's alternate form, the goddess Illyria. Not quite sure what will bring changes to the future with only pieces of Angel's vision to guide them, they fi...