Rendmaw, Creaking Nest, Cloudstone Curio, Memnite, and Ornithopter

Prerequisites

• Rendmaw, Creaking Nest on the battlefield
• Cloudstone Curio on the battlefield
• Memnite in hand or on the battlefield
• Ornithopter in hand or on the battlefield
• One of the creatures with mana value 0 must be in your hand with the other on the battlefield

Steps

1. Cast the creature with mana value 0 from your hand by paying
2. Rendmaw triggers, causing each player to create a tapped 2/2 Bird creature token
3. When the Bird enters the battlefield under your control, Cloudstone Curio triggers, returning a nontoken creature with mana value 0 from the battlefield to your hand
4. Resolve the creature spell cast in step 1
5. Repeat

Results

• Infinite LTB
• Infinite storm count
• Infinite ETB for all players
• Infinite tapped creature tokens for all players