Serum Powder (MB2)
Mystery Booster 2
Serum Powder (MB2)
Mystery Booster 2
Serum PowderCasting Cost: 
Card Type: ArtifactCard Text:
: Add 
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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.)Artist: Matt Thompson
Card Type: ArtifactCard Text: : Add .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.)Artist: Matt Thompson