Orah, Skyclave Hierophant + Sister Hospitaller + Ancestor's Chosen + Blasting Station

Prerequisites

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Steps

1. 1Activate Blasting Station by tapping it and sacrificing Ancestor's Chosen.
2. 2When Ancestor's Chosen dies, Orah triggers, returning Sister Hospitaller from your graveyard to the battlefield.
3. 3When Sister Hospitaller enters, it and Blasting Station trigger.
4. 4Resolve the Blasting Station trigger, untapping it.
5. 5Holding priority, activate Blasting Station by tapping it and sacrificing Sister Hospitaller.
6. 6When Sister Hospitaller dies, Orah triggers, allowing you to return a Cleric with mana value 5 or less from your graveyard to the battlefield.
7. 7Resolve the Blasting Station ability from step 5.
8. 8Resolve the Sister Hospitaller trigger from step 3, returning Ancestor's Chosen from your graveyard to the battlefield and causing you to gain 7 life.
9. 9When Ancestor's Chosen enters, it and Blasting Station trigger.
10. 10Resolve the Ancestor's Chosen trigger, causing you to gain 1 life for each card in your graveyard.
11. 11Resolve the Blasting Station trigger, untapping it.
12. 12Resolve the Blasting Station ability from step 1.
13. 13Repeat.

Effects

• Infinite creature ETB
• Infinite creature LTB
• Infinite creature sacrifice triggers
• Infinite damage
• Infinite death triggers
• Infinite lifegain
• Infinite lifegain triggers
• Infinite recursion of some creature cards in your graveyard