Infinite creature ETBInfinite creature LTBInfinite colorless manaInfinite death triggersInfinite lifegainInfinite lifegain triggersInfinite recursion of some creature cards in your graveyardInfinite creature sacrifice triggers
How it works
Activate Ashnod's Altar by sacrificing Ancestor's Chosen.
When Ancestor's Chosen dies, Orah triggers, returning Sister Hospitaller from your graveyard to the battlefield.
When Sister Hospitaller enters, it triggers, returning Ancestor's Chosen from your graveyard to the battlefield and causing you to gain 7 life.
When Ancestor's Chosen enters, it triggers, causing you to gain 1 life for each card in your graveyard.
Activate Ashnod's Altar by sacrificing Sister Hospitaller.
When Sister Hospitaller dies, Orah triggers, allowing you to return a Cleric with mana value 5 or less from your graveyard to the battlefield.