Luke Skywalker

+3: Target creature gains Double Strike until end of turn.
-4: Summon a 3/4 Han Solo with Haste and a 3/3 Chewbaka with Forestwalk.
-12: Summon 5 1/1 Rebels, a 3/4 Princess Leia with Haste, 2 3/3 X-Wings with Flying and Haste and a 5/5 Rebel Command Ship with Flying and Skulk.