Mystery Booster 2
Serum Powder (Future Sight) [Mystery Booster 2 - 142]
Price:
$1.10
Product details
Description
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Rarity:
R
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#:
142
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Creature Type or Sub Type:
Artifact
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Rules Text Contains:
T: Add C.
Any time you could mulligan and Serum Powder is in your hand, you may exile all the cards from your hand, then draw that many cards. (You can do this in addition to taking mulligans.)