Link, Hero of Twilight

+1: Target creature you control gains protection from black and can block up to two creatures until your next turn.
-1: Target opponent gets an emblem with "Creatures you control are black in addition to other colors."
-7: You get an emblem with "At the beginning of your precombat main phase, add "BBGGWW" to your mana pool. Use it only to cast Legendary spells."