Athreos, God of Passage, Forsaken Miner, and Phyrexian Altar

Prerequisites

• Athreos, God of Passage on the battlefield
• Forsaken Miner on the battlefield
• Phyrexian Altar on the battlefield

Steps

1. Activate Phyrexian Altar by sacrificing Forsaken Miner, adding
2. When Forsaken Miner dies, Athreos triggers, targeting an opponent
3. When you commit that crime, Forsaken Miner triggers, causing you to pay to return it from your graveyard to the battlefield
4. Repeat

Results

• Infinite LTB
• Infinite ETB
• Infinite sacrifice triggers
• Infinite death triggers