Aerie Ouphes, The Great Henge, and Ashnod's Altar

Prerequisites

• Aerie Ouphes on the battlefield
• The Great Henge on the battlefield
• Ashnod's Altar on the battlefield

Steps

1. Activate Ashnod's Altar by sacrificing Aerie Ouphes, adding
2. Aerie Ouphes' persist ability triggers, returning it from your graveyard to the battlefield
3. Aerie Ouphes enters the battlefield, triggering The Great Henge, putting one +1/+1 counter on Aerie Ouphes and causing you to draw a card
4. Repeat

Results

• Infinite card draw
• Infinite colorless mana
• Infinite ETB
• Infinite LTB