Iceberg, Inexorable Tide, Equilibrium, Ornithopter, and Memnite

Prerequisites

• Iceberg on the battlefield
• Inexorable Tide on the battlefield
• Equilibrium on the battlefield
• Ornithopter on the battlefield
• Memnite in hand
• Iceberg has at least one ice counter on it

Steps

1. Cast Memnite by paying
2. Inexorable Tide and Equilibrium trigger
3. Resolve the Inexorable Tide trigger, putting an ice counter on Iceberg
4. Activate Iceberg's second ability by removing an ice counter, adding
5. Resolve the Equilibrium trigger, causing you to pay to return Ornithopter from the battlefield to your hand
6. Cast Ornithopter by paying
7. Inexorable Tide and Equilibrium trigger
8. Resolve the Inexorable Tide trigger, putting an ice counter on Iceberg
9. Activate Iceberg's second ability by removing an ice counter, adding
10. Resolve the Equilibrium trigger, causing you to pay to return Memnite from the battlefield to your hand
11. Repeat

Results

• Infinite ETB
• Infinite LTB
• Infinite proliferate
• Infinite storm count