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{T}: Add {C}. 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.)
Abilities, attacks, weakness & resistance
Other cards from Mystery Booster 2
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Serum Powder (MB2-142) is an artifact from Mystery Booster 2 that costs three generic mana. It can tap for one colorless mana and has a replacement-style ability that lets you exile your hand and draw that many cards any time you could mulligan while Serum Powder is in hand. This card is typically used to smooth opening hands and enable radical redraws during mulligan decisions.
Catalog pricing data as of 20 Apr 2026, 04:00
