Slayers Guide to Yuan-ti

The very image of the scaly, humanoid reptiles
with fangs and malefic, yellow eyes fill most
people with dread. They are alien in both
appearance and motivation often sadistic,
malevolent and evil. They once dominated the
entirety of the world and wish to do so again.
This lore will help you fight and survive, use
their own dark, forbidden knowledge to empower
blood rituals to defeat them in the deep dark
holes which they inhabit.