Merflap is a religion in Toxian City.
This one is a worship of the goddess Quiet. Also known by the name Ceiling cat she wages daily war against her arch nemesis Basement cat.
Liver is the choice of sacrifice. Praising Merflap while removing said liver is encouraged.
Basement cat is evil, she hides in the shadows and pounces you while you are walking down the steps, causing you to trip and fall to your death...
Every evil needs a counter balance, Ceiling cat watches people masturbate, makes notes, and keeps basement cat in check.