Kyrie Ushiromiya

Originally called Sumadera Kyrie, she changes her last name after she married Ushiromiya Rudolf; She is the mother of Ushiromiya Ange and the true mother of Ushiromiya Battler (The whole history she is labeled as her step mother), also is the sister of Sumadera Kasumi.

She is probably the most intelligent of all adults, she gives battler the idea of the movement called "Turn the Chessboard" where one person thinks from the oponent point of view.

In episode 3, she demostrate to have the power to ralentize enemy's speed, based on the difference between the hours that she and her oponent have spended envying other people; Kyrie has envied Ushiromiya Asumu for aprox. 157680 hours of her life, and she still envies her even after her death; this power gave her advantage in the conceptual meta battles against Leviathan in episode 3 and against Ushiromiya Jessica in episode 6 (however in this last, she is killed by Jessica). Also she is skilled in unarmed combat as showed in episode 4 against the horde of goats sended by Virgilia.

In the truth showed to Ange and Lion by Bernkastel in episode 7, is showed, how Kyrie together with Rudolf where the culprits behind the Rokkenjima incident. She killed Rosa, Hideyoshi, Beatrice (her true indentity), Godha, Jessica, and Maria, and is killed finaly by Eva.