Hothead Games today announced that Penny Arcade Adventures: On the Rain-Slick Precipice of Darkness, Episode One is currently in development for PS3 and will be available via PLAYSTATION Network late fall 2008. Penny Arcade Adventures: On the Rain-Slick Precipice of Darkness sends players to a deranged 1920s comic-book-meets-pulp-horror universe called New Arcadia. Armed with unconventional weaponry, players join forces with Gabe and Tycho of the Startling Developments Detective Agency to make war on bizarre enemies and solve the mysteries hidden deep in the sinister heart of New Arcadia. New screenshots from the PS3 version have been uploaded in our gallery.