Requires

Primal Prayers must be on the battlefield. Aetherstorm Roc must be on the battlefield. Kor Skyfisher must be in hand. You have at least or enough mana to cast Kor Skyfisher

Steps

1. Cast Kor Skyfisher by paying due to Primal Prayers, if able, or by paying its mana cost.
2. When Kor Skyfisher enters the battlefield, it and Aetherstorm Roc trigger.
3. Resolve the Aetherstorm Roc trigger, causing you to get .
4. Resolve the Kor Skyfisher trigger, returning it from the battlefield to your hand.
5. Repeat.

Results