Firefright Mage 
Creature — Goblin Spellshaper
, 
, Discard a card: Target creature can't be blocked this turn except by artifact creatures and/or red creatures.
Legality
standardNOT LEGALpioneerNOT LEGALmodernLEGALlegacyLEGALvintageLEGALcommanderLEGAL