“ The PCs find a strange helmet, when donned it will take control of that PC and speak and act trough him/her. It explains that it is benevolent and needs their help in a quest and that it will stop possessing the PC when the task is done. Great if a player is gone for a number of sessions.”
“ a child is born and he is discovered to be a god and they need him to complete a ritual to end all evil, if the one true evil gets hold of him then he will use his life source to end the world, he is ocumpained by three warriors to help him on his way,”