Quicksmith Rebel 
Creature — Human Artificer
When this creature enters, target artifact you control gains "
: This artifact deals 2 damage to any target" for as long as you control this creature.
Legality
standardNOT LEGALpioneerLEGALmodernLEGALlegacyLEGALvintageLEGALcommanderLEGAL