Yumama

Fua Yu (also known as Yumama) is a character who first appeared in the Duel Masters Charge season of the Duel Masters Anime.

Duel Masters Charge
She first appeared as a mysterious girl who can duel and read a book at the same time. She has the ability to stand on the ceiling and is commonly seen reading her teen heart throb book, filled with 400 pages of pictures of "sassy" cute boys, although towards the end of the third season, she discovers that the pages are really blank.

She managed to defeat George, Yuki and Kokujo right before they were supposed to duel making her win instantly. She was a childhood friend of Extreme Bucketman. While she appears to be the cause of all the disruption in the tournament, she is really being controlled by of her malicious older brother, Zakira.

After she is released from Zakira's control, she becomes an ally of Shobu, along with Bucketman.

Duel Masters Charge
While she was under Zakira's control, she firstly used a deck based on Super Necrodragon Abzo Dolba.
 * Melnia, the Aqua Shadow
 * Propeller Mutant
 * Gachack, Mechanical Doll
 * Bloody Squito
 * Miraculous Plague
 * Terror Pit
 * Aqua Surfer
 * Necrodragon Giland
 * Super Necrodragon Abzo Dolba

Then she used a darkness and water deck based on Cruel Naga, Avatar of Fate.
 * Bloody Squito
 * Baira, the Hidden Lunatic
 * Terror Pit
 * Aqua Surfer
 * Time Scout
 * Gigazoul
 * Gigabalza
 * Gigaslug
 * Sea Mutant Dormel
 * Revival Soldier
 * Phantasmal Horror Gigazabal
 * Cruel Naga, Avatar of Fate

Duel Masters Cross
During the Duel Masters Cross series her deck contained all 5 of the civilizations and is focused on creatures who have the following effect: as well as cards such as Hundred Eyes, Secret Spirit Treasure.
 * "If this card is discarded during your opponent's turn, you may put this card into the battle zone instead of the graveyard"

Later in the series she changes her deck to a Light, Water and Darkness deck based around the Knight race using Brunhilde, Ghost Knight and Nero Gryphis, Mystic Light Emperor as her trump cards.