Szarel, Genesis Shepherd, Crystalline Crawler, Bartolomé del Presidio, and Cult Conscript

Prerequisites

• Szarel, Genesis Shepherd on the battlefield
• Crystalline Crawler on the battlefield
• Bartolomé del Presidio on the battlefield
• Cult Conscript in the graveyard

Steps

1. Activate Cult Conscript by paying , returning it from your graveyard to the battlefield
2. Activate Bartolomé del Presidio by sacrificing Cult Conscript
3. When Cult Conscript is sacrificed, Szarel triggers, putting a number of +1/+1 counters equal to Szarel's power on Crystalline Crawler
4. Resolve the Bartolomé del Presidio ability
5. Activate Crystalline Crawler twice by removing two +1/+1 counters from it, adding
6. Repeat

Results

• Infinite LTB
• Infinite ETB
• Infinite colored mana
• Infinite sacrifice triggers
• Infinite death triggers
• Infinite +1/+1 counters