PC adventure games have seen a much-needed resurgence in the past couple of years, attracting newer audiences and developers who wish to get in on the fun. With renewed interest in the once-forgotten genre, we're seeing sequels to cult classic, new tales with familiar heroes, and in the case of some newcomers, those who dare to push the boundaries of convention. Going beyond simple detective stories, murder mysteries, and real-world trappings is welcome, and while we have a handful of modern examples doing so, the edgiest games were found in the genre's formative years. Some hardly made sense. Others ended up weirding out or offending and alienating audiences completely. We're celebrating the oddities of twenty of the strangest PC adventure games ever. Let's get weird.