Marshal Thorne, Desperado

+1: Put a +1/+1 counter on target creature. If that creature's mana cost contains Phyrexian mana, put two +1/+1 counters on it instead.
-2: Destroy target artifact or creature with converted mana cost X or less, where X is the number of loyalty counters on Marshall Thorne.
-7: You get an emblem with "Creatures you control have protection from artifacts and creatures with Phyrexian mana symbols."