Stones that have been attuned to the extreme temperatures of deserts or icy wastes. Such stones are quite valuable to adventurers as they can use them in order to preserve or prepare meals, make extreme environments bearable, and use them in clever devices.
Nuclear war, zombie outbreaks, meteor strikes, economic collapse, alien invasion, no matter how it happens an apocalypse makes for a unique and engaging setting to run a campaign in, even for a jaded GM.
Here’s a few quick tips that can make a good zombie or other post apocalypse game a great one, and keep the group coming back (from the dead?) for more.
Trapped in his tomb, but alive, the God of Pain awaits his uleashing, said to be at the end of the world, he uses his only powers he can and calls to him 2 people, a man and a women to reliquish him from his prison. The man and the women, decieved by them thinking it a person trapped, go after to help the God of Pain unwittily and let him destroy the world