Amu Chouno
About
Am Chouno is part of an idol unit known as "Rummy Labyrinth" along with Luna Yumizuki.
She uses a Granblue deck with "Vampire Princess of Night Fog, Nightrose" as her ace.
(Source: Cardfight!! Vanguard Wikia)
Spoiler Warning: Click to View
It was revealed in episode 17 that she is also Ace, the person responsible for Shion Kiba's family losing their company.
