"The perfect pet at the perfect price -- guaranteed." Creature Dex at the bottom of the sub, if you want to include "relatively harmless" alien critters in your campaign.
A grab-bag of draconic goodness, ready to plug into a variety of settings from Steam-Punk to Modern to Fantasy.
Deep within the heart of the Great Woses, lies an inland sea that few care to visit. Nevermind the ogre-infested swamps that surround it, the place is just disgusting. While known by many names – the Belching Sea, the Eternal Loogie, Gluumraag's Blessing and sometimes, the Slimy Deep – most simply call it the Sea of Snot.
Seven first-born sons pose a unique challenge for this small kingdom.
A soul that feels no remorse for the sins it has committed in life is unfit for paradise in the afterlife. Only those who fully grasp the weight of the harm they have visited upon others and repent are offered a chance at atonement. Only those who atone for their sins are allowed to move on.
-- The Book of Reprieve, 11:36:01
An enchanted forest where music permeates the fabric of life, leaving its mark on fauna and flora alike.
The player characters, experienced and somewhat well known, hear rumors and travelers' tales about a distant area being overrun by dragons (or other terrifying monstrosities). The locals have sent them a message, begging for heroic aid.
When they investigate, they discover that nothing of the sort is going on. It turns out that a group of thieves wanted them out of the way so that they could rob them (or someone who would normally receive their protection).