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Keywords: Batman, Arkham, City, Joker, Strange, Harley, Quinn, Freeze, Riddler, Penguin, Catwoman, Grundy, Solomon, Zsasz, Joker (comics), Heath, Dark, Ledger, Trailer, Asylum, funny, Begins, Heath Ledger, Robin, Poison, Lego, Robin (comics), Ivy, Merlin, Arkham Asylum, Arthur, Serious, King Arthur, Nolan, Bruce, Two, Returns, Harvey, Superman
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Black Mask, AKA Roman Sionis, is a main later the supporting antagonist in the Batman Arkham...