Deathstroke: Arkham: Part 4 of 5 - Written by Christopher Priest. Art by Fernando Pasarin and Carlo Pagulayan. Cover by Tyler Kirkham. Slade is back in Arkham after his Zeta Beam jaunt to the planet Pulor…but did he ever actually leave? Is the alien invasion just a delusion? And who is this faux Deathstroke running around? A deep dive into Slade's psyche, just in time to watch him lose his mind!