“ L1 wizard spell
This spell must be cast for 31 consecutive days by one wizard to create a +1 sword,-2 to anyone else holding it(other than sword owner).No special ingredients or quality of blade, the only requirement on this part is it must be a short sword or longer and must be a true sword. The sword must draw blood from a living creature of at least 1-1 hit die every day and The blade is -1 until the 31st casting, when it becomes fully and permanently enchanted .Variants that enchant other weapons could be possible.”
“ A demon in human shape that murders travellers, however, he can only travel a certain distance from his home.One the adventures have passed that point, he is no threat to them.”
“ The secret for immortality has been discovered by an eccentric wizard/mad scientist. Its found you need to reapply once a month. As people stop dying, and the birth rate increases exponentially, people are forced into homelessness, because of the need for food reamins the same, and food is not being produced fast enough to feed the undying population. The PCs have to find the creator and kill him, and destroy production, to save the world from undying, unending torture from hungryness.”