Enduring Renewal, Umbral Collar Zealot, and Hidden Herbalists

Prerequisites

• Enduring Renewal on the battlefield
• Umbral Collar Zealot on the battlefield
• Hidden Herbalists in hand
• available

Steps

1. Cast Hidden Herbalists by paying its mana cost
2. When Hidden Herbalists enters, it triggers, adding
3. Activate Umbral Collar Zealot by sacrificing Hidden Herbalists
4. When Hidden Herbalists dies, Enduring Renewal triggers, returning Hidden Herbalists from your graveyard to your hand
5. Resolve the Umbral Collar Zealot ability, causing you to surveil 1
6. Repeat

Results

• Infinite creature ETB
• Infinite creature LTB
• Infinite creature sacrifice triggers
• Infinite death triggers
• Infinite storm count
• Infinite surveil