Thermopod, Sister Hospitaller, and Wormfang Drake

Prerequisites

• Thermopod on the battlefield
• Sister Hospitaller on the battlefield
• Wormfang Drake in hand
• available

Steps

1. Cast Wormfang Drake by paying its mana cost
2. When Wormfang Drake enters, its first ability triggers, exiling Sister Hospitaller
3. Activate Thermopod by sacrificing Wormfang Drake
4. When Wormfang Drake dies, its second ability triggers, returning Sister Hospitaller from exile to the battlefield
5. When Sister Hospitaller enters, it triggers, returning Wormfang Drake from your graveyard to the battlefield
6. When Wormfang Drake enters, its first ability triggers, exiling Sister Hospitaller
7. Repeat from step 3

Results

• Infinite LTB
• Infinite ETB
• Infinite sacrifice triggers
• Infinite death triggers
• Infinite red mana
• Infinite lifegain
• Infinite lifegain triggers