Gideon of the Trials, Axis of Mortality, and Necropotence

Prerequisites

• Gideon of the Trials on the battlefield
• Axis of Mortality on the battlefield
• Necropotence on the battlefield
• You have earned Gideon's emblem

Steps

1. At the beginning of your upkeep, Axis of Mortality triggers
2. Activate Necropotence by paying 1 life, exiling the top card of your library face down
3. Repeat step 2 until you have zero life
4. Resolve the Axis of Mortality trigger, swapping your life total with an opponent
5. The opponent loses the game due to having zero life
6. You may repeat this on each of your turns

Results

• Target player loses the game on each of your turns