Kristian, Leafy Beefy Boi

+1: Create a 1/1 green Elf Token with, "Tap: Add one green to your mana pool."
+2: Create two 1/1 green Elf Tokens.
-14: Emblem, "Whenever a creature enters the battlefield under your control put a +1/+1 counter on all creatures you control; gain 1 life for each.