Mürky bog

2 sides of a piece of paper contains 5 new monsters and a one-shot adventure set in a bog. A tiny but layered point crawl with 13 locations. This place was created by an ancient cult that locked something away behind the door (treasure? another dungeon?). This door can be opened in two different ways, but a mistake leads to death or worse, the curse of the frog people, doomed to live forever in th…