The Book of Vile Darkness

This book contains all of the most awesome things in DND.
 * More poisons!
 * Horrible, vile spells!
 * Curses!
 * Maniacal Laughter!
 * Cancer!
 * Torture!
 * Drugs!
 * Human hearts!
 * S&M!
 * And more!

Allow me to consult The BOVD
Everyone consults it for some reason!

Canon
It's in the world. Hewitt had it for a while.