Barroom Brawl 
Sorcery
Target creature you control fights target creature the opponent to your left controls. Then that player may copy this spell and may choose new targets for the copy.
Legality
standardNOT LEGALpioneerNOT LEGALmodernNOT LEGALlegacyLEGALvintageLEGALcommanderLEGAL