Black When you absolutely, positively need to kill a creature, black is second to none
Its a wonderfully compelling encapsulation of the creativity that went into the plane of Theros
Unfortunately the non-hydra clause (to avoid counting its own counters) means that its not as interesting in a hydra themed deck
It doesn't have to be from the same opponent, you could drain one and en-counter from another
In Strixhaven , there are a set of Mystical Archive cards

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