Creatures

Animals & Vermin

 * Rat
 * Spider
 * Wolf

Constructs

 * Golem
 * Guardian

Dragons

 * Shadow Dragon
 * White Dragon

Elemental

 * Earth
 * Air

Magical Beasts & Immortals

 * Blue Merchant
 * Demon (Baatezu)
 * Devil (Tanar'ri)
 * Gray Hound
 * Hag

Monstrous Humanoids

 * Gatekeeper, the
 * Goblinoid
 * Gray People, the
 * Ogre
 * Orc

Undead

 * Skeleton
 * Vampire
 * Wraith
 * Zombie