Nina Kowalski, known as Nene Koen in the Japanese version, is a character who appears in Yu-Gi-Oh! ZEXAL World Duel Carnival and Yu-Gi-Oh! ARC-V Tag Force Special.
World Duel Carnival
Destruction and Creation (破壊と創造, Hakai to Souzou) ★6
Everything returns to Ashes... (全てを灰に帰すために。。。 , Subete wo Hai ni Kisu tame ni...) ★7
Tag Force Special