"Emperor's Key" sample

"Emperor's Key" (皇の鍵 Ō no Kagi) is an instrumental musical composition from the Japanese version of Yu-Gi-Oh! ZEXAL. It is the 6th listed track on Yu-Gi-Oh! ZEXAL Sound Duel 1, and is 1:37 long.


"Emperor's Key" was played in the following episodes:

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