Poseidon, he is the god of the sea, water, earthquakes and horses.
Poseidon's roman name is Neptune.
Poseidon's trident can shake the Earth and shatter any object.
Poseidon is the brother of Zeus and Hades, and the son of Cronus, he is married to Amphitrite, a granddaughter of the titan Oceanus. He is also the father of the demi-god Theseus but also is the father of a cyclops named Polyphemus.
The symbols of Poseidon are horses, his trident, fish, and bulls.
A fun fact about Poseidon is that he is very jealous.