Absolutely insane utility by allowing you to both block for a bunch as well as effectively exhaust any number of cards in your hand. Use this to banish status/curse cards or to thin out weaker cards from your deck to set up a combo.
Gain 11 Block. Next turn, gain 5 Block.
Gain . Draw 1 card. Next turn, draw 1 card.
Transform any number of cards in your Hand into Minion Sacrifice. Exhaust.
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