From publisher blurb: This is our tenth installment of the one-page-dungeon series. The objective is to create self-contained adventures/dungeons with all things necessary to spawn fun adventures in a single page. This adventure is about a group of evil cultists which discovered the resting place the Elder God Gathanothoa (yes, Lovecraftian reference). They are trying to devise ways to tap the dormant power of the elder god. If they manage to contact it directly, hell will break loose. What's included: PDF and JPG versions of OP10. B/W printer friendly versions Roll20 Map versions (140px per square) The adventures are system neutral so no rules or mechanics are included.