Phyrexian Unlife, Soul Conduit, and Necropotence

Prerequisites

• Phyrexian Unlife on the battlefield
• Soul Conduit on the battlefield
• Necropotence on the battlefield
• available

Steps

1. Activate Necropotence by paying 1 life, exiling the top card of your library face down
2. Repeat step 1 until you have zero life
3. Activate Soul Conduit by paying and tapping it, exchanging your life total with an opponent's
4. The opponent loses the game due to having zero life
5. You may repeat this on each of your turns

Results

• Target player loses the game on each of your turns