Princess Celestia is a character in My Little Pony Friendship is Magic. She rules over Equestria as the Princess with her sister Luna. It is currently unknown who her parents are though.
She is voiced by Nicole Oliver.
Celestia is Twilight's mentor and teacher, as she was the one who sent Twilight to Ponyvile to make friends. Celestia exclusively took Twilight as her personal student after a situation of uncontrollable magic as a filly. From then Celestia proved to also be like family to Twilight as well much like Spike who Celestia raised to be hatched by Twilight. The Princess is a benevolent ruler and rather clever, very powerful and all that. While an all loved pony, Celestia has had some suffering, She lost her sister over envy before getting her back, She was probably orphaned due to no mention of a King or Queen.
But her biggest mistake and what she could never live down was that she used to be friends and was once in love with Discord, The Bringer of Chaos and Disharmony. Celestia and Discord like said were once friends and lovers but Celestia broke up with him when Discord planned to spread chaos over Equestria to celebrate their love, she was linnet about his chaotic ideas, but that crossed the line. Furious she and Luna sealed him away in stone, which Discord made oblivious criticizing of when he escaped.
The B Team Storyline
After the disappearance of the almost all the ponies minus herself and Twilight. She sends her to go find help against Discord knowing he was behind it. Celestia lets Twilight take a break from her studies to stop the team. Celestia allies up with Bender, Skipper, Heloise, Jorgen, King Julian, Finn, Marceline, Ice King and Django against the allegiance and acts as their own personal mentor with the help of her most trusted adviser Gownam.
After they all stopped Discord, Vilgax and the rest Celestia had a celebration for the B Team. Princess Celestia decided to be the organization's sponsor and has sent them on their mission against Iron Queen. Princess Celestia calls over Bender, Skipper, Heloise, Finn and Twilight to discuss Discord's return and she puts them on the mission to stop Discord again. Celestia though tells Bender not to inform his other friends outside his group not wanting to risk casualties to Discord's wrath. However she has Dib and his pals involved and reveals to them Discord and his schemes. She also informs Bender and co about Dib which is exactly what her, Bender, Skipper and Heloise wanted. She contacts Bender, Skipper, Heloise, Axel, Sari and Master Chief and they inform her what happened. She also meets with Dib and gives Hiscord over to them after talking with Stoick
Celestia meets back with Bender and the Team have the crew get all 8 rings. She brings the team on the ride as they prepare to bring down the villains while they wait for Dib, Lizbeth and Captain Knuckles.
She is Jack Noir's next target. Celestia is called by Discord who is ready to use his magic for good instead of evil. Celestia states that Bender, Hiccup and Slade did an excellent job and she gives the elements of Harmony to them just in case of Discord relapsing.
She is killed by Wesker after he absorbs the souls which Kratos shows Bender, Black Star, Slade, Castiel and Anti Cosmo.
After Wesker was destroyed, her soul was subsequently thrown into the Fog of Lost Souls and was weakened badly. After David Talon collected his objectives 58 years later, he was able to travel to the Spirit World and get her out of the Fog. Once her power was restored, Celestia fully reunited with Talon, but has to stay with Iroh in the Spirit World until the defeat of the true villain: Jonathan Irons. Therefore, until Irons is defeated, Celestia won't be reuniting with the other heroes.
She later does after the heroes defeated Irons. She and Talon leave for Equestria to rebuild and catch up.
Princess Celestia is aware of the capture of Talon after being informed by Specialist Jacob Hendricks.
Fire Rebellion Storyline
Princess Celestia is a supporting protagonist in The Search for Rarity. In this story, her greatest enemies are Lord Tirek and the Didact. She continues to aid the Order of the Just whenever are needed, serving as a mentor.
Many years later, Princess Celestia was captured by Ragyo Kiryuin on orders from Salem. Once Freeze found her, she ordered him to strike her down in order to defeat the Order of Darkness once and for all, similar to how Zordon ordered Andros to destroy his Energy Tube. Eleven years after the death of both her and Freeze, a statue was erected in Princess Celestia's memory and is located on the city planet of Coruscant.
Distant Guardians Storyline
Princess Celestia will serve as a mentor to the heroes along with Zordon.
Mervamon and Ponydramon
Princess Celestia is a member of Team Ironhide. She has a super form in this series.
Her finest and most faithful student stated by Celestia. While there are many ponies she rules over, Twilight is her go to pony for situation. In a way she is Twilight's parent as she in a way raised her after learning of her potential in magic. After Twilight joined The B Team, Celestia extended this to Bender and his friends being their boss and acting as a parent to them.
He was Celestia's old friend and lover, but after Discord spread chaos to celebrate his love for her. Feeding up with it, she and her sister Luna decided to banish the dragon to stone and lock him up for eternity.
During the Grand Summer Season Trek while the heroes were battling Vilgax and Discord, Celestia felt a powerful evil coming to the Multi-Universe. She knew that it was Zeus the king of the gods. Fearing that Zeus was returning she brought Kratos (Zeus' son) back to life. She told of what had happened in the time he was dead and that Zeus was going to return soon. She asked Kratos to gather allies to aid him in defeating his father.
Bender, Skipper, and Heloise
Order of the Just
Celestia is one of the best allies of the Order of the Just, partially due to her role as one of the rulers of Equestria and partially because she's the sister of Luna, one of the Order's leaders
Princess Celestia trusts Commander Mason enough for him to lead his own Task Force. They share a good friendship.
Princess Celestia raised Talon after BlackGarurumon's followers wiped out his entire family. After learning that Celestia was thrown into the Fog of Lost Souls shortly after the events of Next Gen. Island Tour, Talon made it his mission to free her, in which he was successful in doing. Celestia still sees Talon when he's able to travel to the Spirit World, but she cannot return to the Physical Universe until Jonathan Irons is defeated.
Princess Celestia has respect for Gideon and sees him as a good friend for his conviction and loyalty to the other heroes, including his own teammates.
Friends: Twilight Sparkle, Spike, Princess Luna, Shining Armor, Princess Cadance, Pinkie Pie, Applejack, Rainbow Dash, Fluttershy, Rarity, Hiscord, Bender, Skipper, Heloise, Jorgen Von Strangle, Finn, Ice King, Marceline, Django, King Julian, Frida Suarez, Gnowam, Flame Princess, Sagat, Princess Bubblegum, Sari Sumdac, Stan Smith, Solid Snake, Mandark, Q, Professor Pericles, Captain Picard, Riker, Worf, Brick, Butch, Falco Lombardi, Ahsoka Tano, Profion, Sandy Cheeks, Jack O' Lanturn, Kitty Katswell, Big Boss, Princess Morbucks, Phineas, Ferb, Isabella, Dr. House, Dib, Bubbles, Captain Flamingo, Boomer, Nina, Scorpion, Frost, Noob, Hans, Hiscord, Stoick, Discord, Gideon, Iroh, all Avatars, Allison, the Librarian, Thomas Lasky, Epsilon(Assigned A.I.), Zordon, Jack Sanderson,
Enemies: Nightmare Moon, Queen Chrysalis, Vilgax and his allegiance, Iron Queen and her syndicate, Sigma and his organization, Albert Wesker, The Dazzlings, Jonathan Irons and Atlas Corporation, O'Malley, Sigma(AI), Dr. Leonard Church(Had broken many laws), the Didact.