Guys if zekrom, kyruem, and reshiram all fuse together they will

Poke Fusion - Zekyuram by PokeFusionMan on DeviantArt

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Reshiram + kyurem + zekrom : r/MandJTV

Gotta Critique 'Em All

Who would win in a fight, Reshiram or Blue-Eyes White Dragon? - Quora

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Imagine if Kyruem can fuse with all legendary dragons just like it can do with Zekrom and Reshiram