Slaanesh, also known as the "Dark Prince," the "Prince of Pleasure," the "Lord of Excess," the "Perfect Prince," and the "Prince of Chaos" in the Imperium of Man and "She Who Thirsts" among the Aeldari, is the Chaos God of pleasure, pain, hedonism, excess, perfection and decadence. Lust, pride and self-indulgence are the hallmarks of all who follow it. Most of all lust and hedonism.