Bloodthirsty Blade 
Artifact — Equipment
Equipped creature gets +2/+0 and is goaded. (It attacks each combat if able and attacks a player other than you if able.)
: Attach this Equipment to target creature an opponent controls. Activate only as a sorcery.
Legality
standardNOT LEGALpioneerNOT LEGALmodernNOT LEGALlegacyLEGALvintageLEGALcommanderLEGAL