Malevolent Whispers {3}{R}
Sorcery
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.)
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Cards that do something similar expected a card that isn't here?
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Mascot Interception 100%
$0.20#22414
"Gain control of target creature until end of turn. Untap that creature. It gets +2/+0 and gains haste until end of turn."
Unwilling Recruit 100%
$0.22#22699
"Gain control of target creature until end of turn. Untap that creature. It gets +X/+0 and gains haste until end of turn."
Traitorous Instinct 100%
$0.20#19436
"Gain control of target creature until end of turn. Untap that creature. Until end of turn, it gets +2/+0 and gains haste."
Goatnap 99%
$0.21#14647
"Gain control of target creature until end of turn. Untap that creature. It gains haste until end of turn. If that creature is a Goat, it also gets +3/+0 until end of turn."
Price of Loyalty 98%
$0.19#13765
"Gain control of target creature until end of turn. Untap that creature. It gains haste until end of turn. If mana from a Treasure was spent to cast this spell, that creature gets +2/+0 until end of turn."
Traitorous Greed 96%
$0.13#8734
"Gain control of target creature until end of turn. Untap that creature. It gains haste until end of turn. Add two mana of any one color."