Zifen Cardnil

+2: Summon Adventurers - Create a 1/1 green Elf creature with "This creature gains +1/+1 for each elf you control. Venture into the dungeon.
-4: Flaming Sword - Gain an emblem with "Elves you control gain either Deathtouch, Reach, or Trample." Venture into the dungeon.
-7: Rod of Seven Parts - Draw a card for each Elf you control. Venture into the dungeon. Zifen can be your Commander.