Malevolent Whispers is a uncommon Sorcery card from Ultimate Masters (UMA), collector number 139. Current market price: $0.26 (foil $0.18), TCGplayer market prices via Scryfall.
Gain control of target creature until end of turn. Untap that creature. It gets +2/+0 and gains haste until end of turn. Madness {3}{R} (If you discard this card, discard it into exile. When you do, cast it for its madness cost or put it into your graveyard.)