Azrael: Agent of the Bat (1994-) #27

Having destroyed the Order of St. Dumas, Jean-Paul now searches for the elusive Gray Abbot, the man responsible for creating the Azraels. Using the resources of the Order, Lilhy finds their quarry -- in Arkham Asylum! But as Azrael attempts to break out the mad scientist, the inmates make certain that the Avenging Angel's plans go awry!