Reverse the Polarity (Surge Foil) [Doctor Who] Cat Artificer create two 2/2 green Cat

create two 2/2 green Cat creature tokens

double target creature's power until end of turn

Set: Commander Masters Type: Creature — Human Cleric Rarity: Rare Cost: {W}{W} During your turn

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

There is power in the abyss

Reverse the Polarity (Surge Foil) [Doctor Who] Cat Artificer create two 2/2 green CatSet: 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.