Moria Goblins are small, mean-spirited creatures that live a troglodyte existence in the numerous mines beneath the Misty Mountains, and many of the once-great Dwarven halls are now home to these loathsome beings.

The Balrog is a mighty creature of great age and power.

The Trolls of Mordor have been bred by Sauron so that they can withstand the light of the sun without turning to stone like other Trolls.