Myles, The Mana Lord

+2: Choose one- Create a 1/1 green Elf creature token with "Tap to add one green mana", or a 2/1 black Elf Assassin token with Deathtouch and Fear
-2: Create a Coffee artifact with "Sacrifice this Artifact, create a 4/1 Green and Black Elf Tweaker creature token with Flanking."
-7: Create 7 2/3 Youth creature tokens with Bloodthirst 3. Add 1 Loyalty Counter on each Planeswalker you control.