Vihaan, Goldwaker, Breath of Fury, and Professional Face-Breaker

Prerequisites

• Vihaan, Goldwaker on the battlefield
• Breath of Fury on the battlefield
• Professional Face-Breaker on the battlefield

Steps

1. At the beginning of your combat phase, Vihaan triggers, causing Treasures you control to become 3/3 Construct Assassin creatures in addition to their other types
2. Deal combat damage to an opponent using the creature with Breath of Fury attached, triggering Breath of Fury and Professional Face-Breaker's first ability
3. Resolve the Professional Face-Breaker trigger, creating a Treasure token
4. Resolve the Breath of Fury trigger, causing you to sacrifice the creature with Breath of Fury attached, then attach Breath of Fury to another creature, untap all creatures you control and to get an additional combat phase after this one
5. Repeat each combat phase

Results

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