From publisher blurb: Create Astral, Ethereal, Ghost, and Great Old One Monster Lairs in Minutes! Enjoy quick, easy templates for Game Masters to spice up encounters, travel, and especially boss fights with aberrations, celestials, fiends, liches, Great Old Ones, or incorporeal undead like ghosts, wraiths, and specters, as well as for staging battles in the Astral and Ethereal Planes, haunted houses, graveyards, crypts, tombs, temples, and more! In this Spirit template pack, you get environment rules as well as new monsters and treasure ideas for: Astral Crossroads (magical terrain) Ethereal Crossroads (magical terrain) Ghostly Wailing (magical terrain) Living Nightmare (magical terrain) Soulstorm (magical weather)