Evolution Witness, Surge Conductor, The Great Henge, and Krark-Clan Ironworks

Prerequisites

• Evolution Witness on the battlefield
• Surge Conductor on the battlefield
• The Great Henge in hand
• Krark-Clan Ironworks on the battlefield
• available

Steps

1. Cast The Great Henge by paying
2. When The Great Henge enters, Surge Conductor triggers
3. Holding priority, activate The Great Henge by tapping it, adding and causing you to gain 2 life
4. Activate Krark-Clan Ironworks by sacrificing The Great Henge, adding
5. Resolve the Surge Conductor trigger, causing you to proliferate, putting a +1/+1 counter on Evolution Witness
6. Evolution Witness triggers, returning The Great Henge from your graveyard to your hand
7. Repeat

Results

• Infinite artifact ETB
• Infinite artifact LTB
• Infinite artifact sacrifice triggers
• Infinite colorless mana
• Infinite proliferate
• Infinite storm count
• Infinite lifegain
• Infinite lifegain triggers