Single-handedly makes most decks able to Block almost every attack in the game. Getting Unmovable into play can pretty easily save you 10+ health per turn for the rest of the fight.
Good in almost any deck. If your block cards are sparse, you'll appreciate doubling whatever you draw. If you have lots of block, you can use this on your most impactful ones for maximum effect.
Gain 7 Block. Exhaust 1 card at random.
Deal 5 damage twice.
The first time you gain Block from a card each turn, double the amount gained.
Deal 12 damage. The next Attack you play costs 0 .
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