A snake with three heads and contains the elements
The Hydra
A winged giant lizard that can breath the elements
Dragon
The god of the sea
Poseidon
A mermaid that is secretly a carnivorous creature that sing songs to lure in prey
A siren
A snake with the arm and head of a human with snakes for hair
Medusa
A giant snake that appeared due to the opening of a cursed book.
The Basilisk
A horse with wings
Pegasus
Father of Zeus, Hades, and Poseidon
Cronus
A one eyed giant humanoid
Cyclops
Vicious owls with human heads
Harpies
A horse that lives in the sea and has fins and gills
Hippocampus
A lion with dragon wings and a scorpion tail
The Manticore
The god of love
Aphrodite
A horse with an eagle beak and wings
Griffon
A horse that has a human torso, arms, and head
Centaur
A snake like fish that dwells in the Mariana Trench
Sea Serpent
A soul that suffered during its life causing it to drive anyone crazy if looked at.
A wisp
The god of the underworld
Hades
A horse with a horn
Unicorn
A three headed dog that is the pet of Hades
Cerberus
A para type giant worm that live in the desert
Sandworn
A black smoke that can form into a skeleton.
The Reaper
The god of lightning
Zeus
A lion with a sheep's and snake for tails
Khimaira
A giant water worm that has tentacles protruding from its gills
Charybdis