Act of Aggression is a uncommon Instant card from New Phyrexia (NPH), collector number 78. Current market price: $0.32 (foil $6.53), TCGplayer market prices via Scryfall.
({R/P} can be paid with either {R} or 2 life.) Gain control of target creature an opponent controls until end of turn. Untap that creature. It gains haste until end of turn.