Tarrian's Soulcleaver, Herd Baloth, and Bartolomé del Presidio

Prerequisites

• Tarrian's Soulcleaver on the battlefield
• Herd Baloth on the battlefield
• Bartolomé del Presidio on the battlefield
• You have a way to put a +1/+1 counter on Herd Baloth

Steps

1. Put a +1/+1 counter on Herd Baloth
2. Herd Baloth triggers, creating a 4/4 Beast creature token
3. Activate Bartolomé del Presidio by sacrificing the Beast
4. When the Beast dies, Tarrian's Soulcleaver triggers, putting a +1/+1 counter on Herd Baloth
5. Herd Baloth triggers, creating a 4/4 Beast creature token
6. Resolve the Bartolomé del Presidio ability, putting a +1/+1 counter on it
7. Repeat from step 3

Results

• Infinite LTB
• Infinite ETB
• Infinite sacrifice triggers
• Infinite death triggers
• Infinite +1/+1 counters on Herd Baloth
• Infinite +1/+1 counters on Bartolomé del Presidio