Ivy Lane Denizen + Aerie Ouphes

Prerequisites

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

Steps

1. 1Activate Aerie Ouphes by sacrificing it, targeting any creature with flying.
2. 2Aerie Ouphes' persist ability triggers, returning it from your graveyard to the battlefield with a -1/-1 counter on it.
3. 3Aerie Ouphes enters the battlefield, triggering Ivy Lane Denizen, putting a +1/+1 counter on Aerie Ouphes.
4. 4The +1/+1 counter and -1/-1 counter are removed as a state-based action.
5. 5Repeat any number of times.
6. 6Resolve all Aerie Ouphes abilities, dealing an arbitrarily high amount of damage to any number of flying creatures.

Effects

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