Hallow Knight

Extort (Whenever you cast a spell, you may pay {w/b}. If you do, each opponent loses 1 life and you
gain that much life.)
Whenever you extort, place a +1/+1 counter on
Hallow Knight.
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Often labeled as being Hallow for his actions, he is in
truth, hollow, resorting to the Orzhov to try and
maintain himself via... questionable, offerings.