Breath of Fury, Indulge // Excess, and Urabrask the Hidden

Prerequisites

• Breath of Fury on the battlefield
• Indulge // Excess in hand
• Urabrask the Hidden on the battlefield
• available

Steps

1. Cast Indulge by paying
2. Declare the creature with Breath of Fury attached as an attacker
3. Indulge triggers, creating a 1/1 Citizen creature token
4. Deal combat damage using the creature that has Breath of Fury attached
5. Breath of Fury triggers, causing you to sacrifice the creature it is attached to, then attach Breath of Fury to the Citizen token, then causing you to untap all creatures you control and to get an additional combat phase after this one
6. Repeat each combat phase

Results

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