Yu-Gi-Oh!/Batman AU idea.

Batman – Seto
Robin – Mokuba

Alfred – Roland/ Isono

Batgirl – Serenity

Commissioner Gordon – Yugi
Scarecrow – Marik/Yami Malik
Joker – Bakura
Harley Quinn – Ryou
Catwoman – Mai
Two Face – Siegfried/Zigfried

Poison Ivy – Anzu

Detective Ellen Yin – Ishizu

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Suggestions and additions are encouraged.