Grimm Performance

Gain control of target creature until end of turn.
Untap that creature. It gains haste and
"When you lose control of this creature,
if it hasn't dealt damage to a player this turn,
it deals 3 damage to itself" until end of turn.
"Dance with me, my friend. The crowd awaits.
Show them you are worthy of a starring role! "
- Troupe Master Grimm