Mansions of Madness Arkham Horror: The Silver Tablet
The one unbroken lamp in the ransacked laboratory illuminates a small, slug-like creature wriggling on a glass dish. The notes next to it are covered with a bizarre mix of mathematical formulae and arcane symbols. Suddenly, a thick stream of ichor falls across the notes from somewhere above you. Your blood chills as you unholster your revolver. Something growls at you from the rafters.