Sister Hospitaller, Blasting Station, and Wormfang Drake

Prerequisites

• Sister Hospitaller in hand
• Blasting Station on the battlefield
• Wormfang Drake in the graveyard
• available

Steps

1. Cast Sister Hospitaller by paying
2. When Sister Hospitaller enters, it and Blasting Station trigger
3. Resolve the Blasting Station trigger, untapping it
4. Resolve the Sister Hospitaller trigger, returning Wormfang Drake from your graveyard to the battlefield and causing you to gain life equal to its mana value
5. When Wormfang Drake enters, it and Blasting Station trigger
6. Resolve the Blasting Station trigger, untapping it
7. Resolve the Wormfang Drake trigger, exiling Sister Hospitaller
8. Activate Blasting Station by tapping it and sacrificing Wormfang Drake
9. When Wormfang Drake dies, it triggers, returning Sister Hospitaller from exile to the battlefield
10. Repeat from step 2
11. Resolve all Blasting Station abilities

Results

• Infinite LTB
• Infinite ETB
• Infinite sacrifice triggers
• Infinite death triggers
• Infinite damage
• Infinite lifegain triggers
• Infinite lifegain