Evolution Witness, Surge Conductor, Umbral Collar Zealot, and Basalt Monolith

Prerequisites

• Evolution Witness on the battlefield
• Surge Conductor on the battlefield
• Umbral Collar Zealot on the battlefield
• Basalt Monolith in hand
• available

Steps

1. Cast Basalt Monolith by paying its mana cost
2. When Basalt Monolith enters, Surge Conductor triggers
3. Holding priority, activate Basalt Monolith by tapping it, adding
4. Activate Umbral Collar Zealot by sacrificing Basalt Monolith, causing you to surveil 1
5. Resolve the Surge Conductor trigger, causing you to proliferate, putting a +1/+1 counter on Evolution Witness
6. Evolution Witness triggers, returning Basalt Monolith from your graveyard to your hand
7. Repeat

Results

• Infinite artifact ETB
• Infinite artifact LTB
• Infinite artifact sacrifice triggers
• Infinite proliferate
• Infinite storm count
• Infinite surveil