Marang River Prowler, Ashnod's Altar, and Pitiless Plunderer

Prerequisites

• Marang River Prowler on the battlefield
• Ashnod's Altar on the battlefield
• Pitiless Plunderer on the battlefield

Steps

1. Activate Ashnod's Altar by sacrificing Marang River Prowler, adding
2. Marang River Prowler dies, triggering Pitiless Plunderer, creating a Treasure token
3. Activate the Treasure by tapping and sacrificing it, adding
4. Cast Marang River Prowler from your graveyard by paying
5. Repeat

Results

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