Centaurs
A creature that is half horse and half man, from the navel to the head. These creatures are very short tempered.

Hippocampus
A half-horse, half-dolphine creature that had forelegs with webbed paws, and may have had a fin on the back of its neck. Neptune's chariot was pulled through the ancient seas by several of these creatures, and Neptune was occasionally seen riding one

Faun
Much like the Greek satyre, it has a human figure with short horns, pointed ears, tails and goat's feet

Cerberus
Cerberus was the offspring of two monsters, Typhon and Echidna. It is a three-headed, dragon-tailed dog, with serpents on his heads, neck, and back, who guarded the entrance to Hades.

Cyclops
Are a race of giants whose parents were Uranus and Gaea. They each had but one eye, that was centered in the middle of the forehead.

Dragons
Legendary reptilian monster similar in form to a crocodile but with wings, huge claws, and fiery breath. The Romans believed that they had the ability to understand and to teach mortals the secrets of the earth.

Gryphon
A beast with the head and wings of an eagle and the body of a lion. In myth the gryphon was sacred to Apollo, represented wisdom to Diana, and retribution to Nemesis. Also spelled: griffin, griffon.

Hydra
A nine headed creature. For each head that was cut off, the monster grew two new ones. Hydra is famous for being one of the twelve labors of Hercules. It was believed that the middle head of Hydra was immortal.

Minotaur
The Minotaur was the monstrous son of a white bull. It had the head of a bull and the body of a man, and was given the name Minotaur. The creature was fed on seven boys and seven girls sent annually as tribute by the Athenians, a tribute that had been forced upon them since the murder of Androgeus.

The Sirens
Beautiful half-woman, half-birdlike creatures who sang such sweet songs that listeners forgot everything and died of hunger.

Pegasus
The winged horse of the Muses, born of the sea foam and the blood of the slaughtered Medusa.

Graeć
The Graeć were three sisters named. Deino, Pephredo, and Enyo, which mean "alarm," "dread," and "horror." They were the daughters of Phorkys and Keto . The Graea shared one eye and one tooth among eachother. They were believed to be hideous looking creatures.

Hercatonchires
The Hecatonchires were the infamous "hundred-handed," who were the three sons of Uranus and Gaea (the Earth). They were of the same parents as the Titans and the Cyclopes. As the name indicates, they each had one hundred hands. The three brothers were named Gyges (Gyes), Cottus, and Briareus.

Medusa
A winged creature with grotesque features such as a black tongue too large for her mouth, claws, and snakes for hair. Medusa was a mortal, born beautiful. She was seduced by Neptune in one of Diana's temples and she became mad and turned Medusa into a horrible creature

Phoenix
The Phoenix was first recorded in the works of Roman poets. A bird that reproduces itself. Phoenix is born out of the body of a dying Phoenix every five hundred years. The bird dies after creating a nest atop an oak or palm tree.