KRoNK, War Leader

+2: You may search your Exile for Target Non-Land spell, you may play it without paying its CMC
-3: Attacking KRoNk Creatures have Clan tactics and Doublestrike. Exile a Non-Land permanent at the beginning of your Next End Step
-12: Your opponent get an emblem with "Whenever a KRoNK creature attacks you, you may pay {2} if you dont, lose 2 life"