Colin Flavin

+1: Draw a card, then a random player discards a card at random.
-2: Two target players search their library for a card and exile it. Then, flip a coin. The loser of the flip puts the exiled card into their hand.
-7: You get an emblem with: Whenever a source would deal damage, you may flip a coin. If heads, double that damage. Else, prevent it.