Tangleroot, Words of Wind, Soul of the Harvest, and Ornithopter

Prerequisites

• Tangleroot on the battlefield
• Words of Wind on the battlefield
• Soul of the Harvest on the battlefield
• Ornithopter in hand

Steps

1. Cast Ornithopter by paying
2. Tangleroot triggers, adding
3. When Ornithopter enters the battlefield, Soul of the Harvest triggers
4. Holding priority, activate Words of Wind by paying , replacing the next card you draw
5. Resolve the Soul of the Harvest trigger, causing you to return Ornithopter from the battlefield to your hand, and causing each opponent to return a permanent they control from the battlefield to your hand
6. Repeat

Results

• Infinite LTB
• Infinite ETB
• Infinite storm count
• Return all permanents opponents control to their owner's hand