Koll, the Forgemaster, Sai of the Shinobi, Ornithopter, and Goblin Bombardment

Prerequisites

• Koll, the Forgemaster on the battlefield
• Sai of the Shinobi on the battlefield
• Ornithopter in hand
• Goblin Bombardment on the battlefield

Steps

1. Cast Ornithopter by paying
2. Ornithopter enters the battlefield, triggering Sai of the Shinobi, attaching Sai of the Shinobi to Ornithopter
3. Activate Goblin Bombardment by sacrificing Ornithopter
4. Ornithopter dies, triggering Koll, returning Ornithopter from your graveyard to your hand
5. Resolve the Goblin Bombardment ability, dealing 1 damage to any target
6. Repeat

Results

• Infinite damage
• Infinite death triggers
• Infinite ETB
• Infinite LTB
• Infinite sacrifice triggers
• Infinite storm count