Aerie Ouphes, Bramblewood Paragon, and Maskwood Nexus

Prerequisites

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

Steps

1. Activate Aerie Ouphes by sacrifcing it, targeting any creature with flying
2. When Aerie Ouphes dies, its persist ability triggers, returning it to the battlefield from your graveyard with no -1/-1 counter on it due to Bramblewood Paragon and Maskwood Nexus
3. Repeat
4. Resolve all Aerie Ouphes abilities, destroying the targetted creature(s)

Results

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