Goldnight Castigator 
Creature — Angel
Flying, haste If a source would deal damage to you, it deals double that damage to you instead. If a source would deal damage to this creature, it deals double that damage to this creature instead.
Legality
standardNOT LEGALpioneerLEGALmodernLEGALlegacyLEGALvintageLEGALcommanderLEGAL