Nereus

Nereus was the eldest son of Pontus (the Sea) and Gaia (the Earth), who with Doris fathered the Nereids and Nerites, with whom Nereus lived in the Aegean Sea.[1]

Appearance
Nereus has a towering height of 657 metres,making his servant,Ismene,tiny in comparison.He has long brown hair and turquoise blue eyes.His other facial features are unknown because they are concealed by a translucent white veil.He usually wears a blue cloak with long loose sleeves.

When he gets furious and takes off his veil,it is shown that he has a small scar on his neck.

As a gem fighter
His outfit is composed of a top with a star pattern around the neckline, dark teal pointed sleeves,a yellow sash around the waist,a micro-skirt layered over a skirt,which itself is layered over a floor length cloak with an ombre pattern from aquamarine to dark blue.He also wears white gloves,His face is hidden by a helmet made of ice.

Personality
Nereus is a shy and quiet deity,performing his duties without speaking.The only instances where Nereus speaks is when Oceanus talks to him first.Nereus is also seen to be easily frightened,as shown when Michael pops out of the pool before him;he gasps and has a fearful expression on his face.Like other deities,Nereus is shown to not have a problem carrying out his superior's commands.He is also friendly,as he deeply cares for Michael when he is frightened.

Oceanus
For millennia, Nereus has been traveling around with Oceanus.He respects his superior,constantly bowing in his presence and saluting him.Nereus follows every command Oceanus gives him and doesn't appear to have any issue with that. During the seminar,he arrived in the tribunal announcing him as "lustrous",serving as a signal of his respect for his superior.

Quotes
"It's OK,Michael,everything is fine."

"Nothing,Lord Oceanus."

"I just would rather draw corals......"

Hydrokinesis
Nereus appears to have immense power over water and liquid material.

Water Constructs
Nereus is capable of forming water into various constructs that he can control.He was shown forming Oceanus's throne by using this ability.

Shape-shifting
While all deities are capable of shapeshifting,Nereus is particularly skilled at it,specializing in transformations. His proficiency is high enough where he was able to transform himself into a statue to hide from the Titans.

Trivia
Nereus never had a son.

His gem is pacific opal.