Princess Celestia

Princess Celestia is a Minor Character of Yu-Gi-Oh!: Team-X ==Yu-Gi-Oh!: Team-X Series 1==

World Duel Team Carnival Preliminaries
Princess Celestia appeared in the first Episode and Banished Twilight Sparkle forever and she didnt seen until the battle tournament's preliminaries matchs. She Duelled Twilight while she Summoned her Rank 13, Number 08: Ultimate Lucky Stage.

Number Dimension Arc
She's no Longer an Antagonist and Told Cillian that She needs his help to save Equestria from Darkness and if he accepts, She'll Promise to Remove Twilight's Punish. Once Chrysalis is Defeated by Her and Cillian. She needs sometime to think about Removing Twilight's Punishment and Let him visit anytime he likes.

Epilouge: A Element of Harmony Duel
Celestia appeared in her castle watching the Final Duel Between Cillian and Twiligh

Deck
In the nearly end of the preliminaries, She use the Royal Deck with her Power of Number 7 Lucky Straight In the 6th Story Arc of the Series, She uses the New Orders Deck.