Twilight Sparkle

Princess Twilight Sparkle is the titular protagonist of The Revival of the Tambelonian Empire. She first appeared in the first chapter of TRotTE. She is the Element of Magic and ruler of Equestria.

Twilight is the Princess of Friendship, becoming so after finishing Star Swirl the Bearded's unfinished spell. She eventually became the ruler of Equestria when the Royal Sisters retired. She currently rules and lives in Canterlot Castle.

Physical Description
Twilight is a violet alicorn mare with purple eyes. She has a dark azure-colored mane and tail with purple and pink streaks. Her horn and wings are the same color as her coat, and she has a pink magical aura. Her Cutie Mark is that of a sparkling six-pointed pink star.

When in her formal attire, she wears a golden crown with pink gems.

Powers

 * Alicorn Magic - Twilight is incredibly skilled with magic, and has power tied to the powers of the three pony tribes.
 * Magical Mastery - As the Element of Magic, Twilight is a master at spellcasting, including teleportation, conjuration, transfiguration, and other various forms of magic.
 * Semi-Immortality - As an alicorn, Twilight is immune to many forms of natural death.
 * Longevity - Twilight is able to live longer than normal ponies, but due to the nature of her alicornhood, she will not live forever.
 * Solar/Lunar Magic - With the Royal Sisters no longer in power, Twilight has the ability to raise and lower the sun and moon. She was once able to channel the magic of an amulet given to her by the sisters, bat after absorbing its power for her own, she is able to accomplish this on her own.
 * Alicorn Physiology - As an alicorn, Twilight possesses qualities connected to the three pony tribes.
 * Enhanced Agility - Twilight is extremely agile, and has proved in multiple cases that she is able to do more than an average pony. She was able to traverse the rooftops of Tambelon on hoof perfectly, and she was capable of getting through the obstacles in Grogar's castle.
 * Enhanced Endurance - Twilight is incredibly resistant, and is able to stay strong when the odds are against her. In a fight with Grogar, despite having an injured hoof, she was able to keep fighting and did not stop when she was knocked down to the ground.
 * Advanced Stamina - Twilight has increased energy and stamina, and can go for long periods of time without rest or sustenance. She was able to stay perfectly energized during a battle with the Legion of Doom despite going for days without food.
 * Enhanced Durability - Twilight is very durable, and is able to tolerate most injury. She was able to recooperate almost instantly after being hit in the chest by one of Grogar's magical blasts.

Abilities

 * Combat Skills - Twilight is skilled at fighting and has held her own on multiple occasions. She was able to fight off Orthodox while he was possessing General Bray. She has also shown partial mastery with certain battle strategies.
 * Flight - Twilight can fly with her wings.
 * Leadership - Twilight is a natural-born leader, so much, in fact, that she was chosen to rule Equestria after the retirement of the Royal Sisters. She has shown multiple leader-like qualities, including patience and understanding. In her time at Tambelon, she was able to lead an entire city to freedom.
 * Intelligence - Twilight is extremely smart, constantly using her wits to her advantage. This was particularly useful when the heroes needed a plan to escape from the dungeons of Tambelon, and she was able to figre out exactly what was needed to be done.

Weaknesses

 * "Twilighting" - Twilight has a tendency to panic when things become too much for her. When this happens, her judgement can be clouded and her mind does not think clearly.