Time to treat the inmates of Arkham Asylum to a two-for-one visit from the world's greatest detectives. The Question and Batman (the latter barely sober after a hellish week buried alive in his own toxin-saturated subconscious) find that all the usual suspects are in tip-top heckling form. Joker, in particular, is as attentive a host as ever. Dr. Harleen Quinzel, however, seems to feel safer with her patient than with his guests-but no matter, for the sleuthing expedition has already proven successful. The way forward comes into focus, and the Dark Knight assigns his ...