Tzaangor Shaman 
Creature — Mutant Shaman
Flying Sorcerous Elixir — Whenever this creature deals combat damage to a player, copy the next instant or sorcery spell you cast this turn when you cast it. You may choose new targets for the copy.
Legality
standardNOT LEGALpioneerNOT LEGALmodernNOT LEGALlegacyLEGALvintageLEGALcommanderLEGAL