Reverse the Polarity (Surge Foil) [Doctor Who] Cat Artificer double target creature's power until

double target creature's power until end of turn

Set: Secret Lair Drop Series Type: Instant Rarity: Rare Cost: {1}{W} Exile target creature you own

Set: Secret Lair Drop Series Type: Sorcery Rarity: Rare Cost: {R} Search your library for a card

There is power in the abyss

Set: Alpha Edition Type: Enchantment Rarity: Rare Cost: {G} You may play any number of lands on each of your turns

Reverse the Polarity (Surge Foil) [Doctor Who] Cat Artificer double target creature's power untilSet: Doctor Who Type: Instant Rarity: Rare Cost: {1}{U}{U} Choose one Counter all other spells. Switch each creature's power and toughness until end of turn. Creatures can't be blocked this turn. You see, before you reactivated it, I reversed the polarity of the neutron flow.