Mega Evolution is a mechanic in the Pokemon series that was first introduced in Pokemon X and Y. Rather than being a traditional type of Pokemon evolution, Mega Evolution is basically a kind of form ...

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Leading the charge is M Rayquaza EX (Shiny Full Art – Ancient Origins), which has soared from $275.15 in January to a staggering $1,450 today—an increase of over 426%. Meanwhile, M Gengar EX (Secret ...