Serum Powder
Mystery Booster 2 (MB2 #142)
Pricespreview
CHCardhoarder
Normal
3.90 tix
CKCard Kingdom
Normal
$2.29
CMCardmarket
Normal
€0.76
Foil
€0.35
MPMana Pool
Normal
$0.48
TCTCGplayer
Normal
$1.18
Serum Powder
CMC: 3
Type
Artifact
Rules Text
: Add 
.
Any time you could mulligan and this card 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.)
Printing
Mystery Booster 2 (MB2 #142)
rare
Illustrated by Matt Thompson