Keeper of the Flame 
Creature — Human Wizard
, 
: Choose target opponent who has more life than you do as you activate this ability. This creature deals 2 damage to that player.
Legality
standardNOT LEGALpioneerNOT LEGALmodernNOT LEGALlegacyLEGALvintageLEGALcommanderLEGAL