Terra, Herald of Hope, Ashnod's Altar, Aurelia, the Warleader, and Amulet of Vigor

Prerequisites

• Terra, Herald of Hope on the battlefield
• Ashnod's Altar on the battlefield
• Aurelia, the Warleader on the battlefield
• Amulet of Vigor on the battlefield
• An opponent cannot block and kill Aurelia
• An opponent cannot block creatures you control

Steps

1. At the beginning of your combat phase, Terra's first ability triggers, causing you to mill two cards
2. Declare Terra and Aurelia as attackers
3. Aurelia triggers, causing you to untap all creatures you control and to get an additional combat phase after this one
4. Deal combat damage to an opponent using Terra, triggering its second ability
5. Holding priority, activate Ashnod's Altar by sacrificing Aurelia, adding
6. Resolve the Terra ability, choosing to pay to trigger its reflexive ability, returning Aurelia from your graveyard to the battlefield tapped
7. When Aurelia enters the battlefield, Amulet of Vigor triggers, untapping Aurelia
8. Repeat each combat phase

Results

• Infinite LTB
• Infinite ETB
• Infinite sacrifice triggers
• Infinite death triggers
• Infinite self-mill
• Infinite combat phases
• Infinite combat damage
• Infinite mana creatures you control can produce
• Infinite untap of creatures you control