Liminal Horror: Essentials: No. of players: -- Playing time: -- minutes Age: --+ Liminal Horror: - Rules of Play says: Liminal Horror is a classless, rules lite system that eschews leveling for high lethality and narrative growth. Players act as investigators navigating a modern world full of terrible and unknowable things that hide in the spaces between, looking for a way in. Developed as a modern cosmic horror hack of Yochai Gal’s Cairn (inspired by Into the Odd & Knave), it adds a Stress & Stress Fallout system that warps characters the closer they get to the abyss. Liminal Horror is a rules-lite, fail forward system that leverages creative problem solving in order to create memorable experiences at the table. Its open framework allows facilitators to use other mysteries/horror adventures at the table.