Male player in the Celtic Guardian costume in Yu-Gi-Oh! World Championship 2008.

The Celtic Guardian costume is a "Celtic Guardian" cosplay outfit worn by various students at Duel Monsters Spirit Day in Yu-Gi-Oh! GX.

Non-canon appearances

In Yu-Gi-Oh! World Championship 2008, the costume can be worn by male players. The female equivalent is the Dark Magician Girl costume.

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