Name Pronounnciation: Pose-eye-den
Name meaning:the ancient Greek god of the sea and of horses
Coat colour: Blue
Eye Colour: Green
Mane and Tail:His mane and Tail is Light Blue and flows the same way Luna's does but Poseidens mane and Tail Are a Different colour and Slightly Different shaped to luna's.
cutie mark:Trition type thing.
Magic aura colour:Grey
Siblings:Celestia and Luna
Personality:He is a happy guy when he is with his youngest sister Luna,Teaching her Some magic.Poseiden loves to take care of Luna and Celestia when mother and father are not home.
Likes:Luna more than Celestia even though they are siblings,Teaching Luna Magic,The Oceans.
Dislikes:When Celestia Asks him too many questions.
History:Gaia Met King Uranos and went on a few dates and then Got married and a year later they had their first foal named Posiden who loved water during ath time, he would make waves in the bath as a foal while practising his magic and Gaia would have to stop him sometimes because he got a little be out of controll.
When Celestia was born, Poseiden was happy that he became a big brother for the first time and tried to play with her when ever he could and he had taught her a bit of magic.When celestia got her cutie mark he was happy and some months later he had a new little sister named luna and cared for her more than celestia Because he Likes Luna more than Celestia Because Luna was a lot like him in some ways.
Luna would always sneak out of bed as a filly and went to find her brother so he could tell her stories but she couldn't find him until she stumbled apon a secret Place in the castle walls that her Parents didn't know about and went into that place and there was poseiden practising more magic, when he heard luna come in, she scared him a bit.Luna asked if he could teach her how to lift objects up using magic and poseiden taught her and she caught on very quickly with his secret lessons.
Bacause Posieden is an Adult now he is finding a mate but for now he became Luna's magic teacher and one day Luna wanted to raise the moon but forgot how, she asked Poseiden to help her and celestia was there to help aswell on this night there parents weren't home and Luna raised the moon with her siblings help and when she got her cutie mark, poseiden was so happy for her he took his sisters out to get some icecream, for the wonderful jobs they have been doing with raising the sun and moon.Poseiden makes Waves in any body of water.
Once Poseiden took Luna to the beach and went swimming and luna was drowning so Posieden Made a safe wave for her to ride back to shore and she thought it was fun.Luna helped Poseiden make a castle out of sand that an alicorn could live in,Poseiden turned it into stone and Put it in the water, this was his new home and because he could breath under water using one of his spells and he Started to live there, so now when luna and celestia go to that beach they use a spell that can make them breath under water to visit their big brother Prince Poseiden.
Relations:Celestia and Luna are his Younger Sisters.