Grumgully, the Generous + Aerie Ouphes

Prerequisites

• Aerie Ouphes does not have a -1/-1 counter on it.
• There is a creature with flying on the battlefield.

Steps

1. 1Activate Aerie Ouphes by sacrificing it, targeting any creature with flying.
2. 2When Aerie Ouphes dies, its persist ability triggers, returning it from your graveyard to the battlefield with no -1/-1 counter on it due to Grumgully the Generous.
3. 3Holding priority, repeat from step 1.
4. 4Resolve all Aerie Ouphes abilities, dealing infinite damage to the targeted creature(s).

Effects

• Infinite death triggers
• Infinite ETB
• Infinite LTB
• Infinite sacrifice triggers