Astral Cornucopia + Halo Fountain + Karn, Silver Golem

Mana needed: {2}

W identity

Commander legal

The 3 combo pieces

How to execute it

  1. Activate Karn twice by paying {2}, causing Halo Fountain and Astral Cornucopia to become a creature.
  2. Activate Astral Cornucopia by tapping it, adding at least {W}{W}.
  3. Activate Halo Fountain's second ability by paying {W}{W}, tapping it, and then untapping it and Astral Cornucopia, causing you to draw a card.
  4. Repeat from step 2.

What the combo produces