mask of change japanese booster box Pokemon showcasing its Teal Mask alongside other iconic masks and forms as Tera Pokémon ex Pokémon Mask of Change Booster

You can only use each effect of "Zuijin of the Ice Barrier" once per turn

This was because the Eldrazi at the time cost upwards of 8 mana

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It can be found in the Mewtwo pack from the GeneticApex set

This isn't the case, as it came out in the same set