Meneldor, Swift Savior, and Aurelia, the Warleader

Prerequisites

• Meneldor, Swift Savior on the battlefield
• Aurelia, the Warleader on the battlefield
• All permanents do not have summoning sickness
• An opponent is unable to block and kill Meneldor and Aurelia

Steps

1. Declare Meneldor and Aurelia as attackers, attacking an opponent unable to block and kill them
2. Aurelia triggers, untapping all creatures you control and causing you to get an additional combat phase after this phase
3. Deal combat damage with Meneldor and Aurelia
4. Meneldor triggers, blinking Aurelia
5. Repeat each combat phase

Results

• Infinite blinking
• Infinite combat damage
• Infinite combat phases
• Infinite ETB
• Infinite LTB
• Infinite mana creatures you control can produce
• Infinite untap of creatures you control