Vaeril the Elvish Warlord

+1: Give all elves under your control +3/+0 and reach until end of turn. Gain 1 life
-3: Pick one: Put 3 1/1 elvish guards with reach onto the battle field. Or. Deal 3 damage split among up to 3 creatures target player controls.
-7: You gain an emblem with, "Whenever an elf enters the battlefield, all elves under your control gain +1/+1 and reach." Destroy this planeswalker.