Gared Vaines, Buccaneer

First strike
Whenever Gared Lee, Buccaneer attacks, gain control of target creature an opponent controls until end of turn. It's tapped and attacking that player. That creature's owner creates a colorless Treasure artifact token with "{t}, Sacrifice this artifact: Add one mana of any color to your mana pool."
"Bribery is the sincerest form of flattery."