Beacon of Immortality, Gwenom, Remorseless, and Divining Witch

Prerequisites

• Beacon of Immortality in hand
• Gwenom, Remorseless on the battlefield
• Divining Witch on the battlefield
• available

Steps

1. Activate Divining Witch by paying , tapping it and discarding a card except for Beacon of Immortality, naming a card not in your library and exiling your library
2. Cast Beacon of Immortality by paying , doubling your life total and shuffling it into your library
3. Cast Beacon of Immortality from the top of your library by paying 6 life, doubling your life total and shuffling it into your library
4. Repeat step 3

Results

• Infinite lifegain triggers
• Infinite lifegain
• Infinite storm count
• Infinite magecraft triggers
• Exile your library