Disa the Restless, Breath of Fury, and Garna, the Bloodflame

Prerequisites

• Disa the Restless on the battlefield
• Breath of Fury on the battlefield
• Garna, the Bloodflame on the battlefield
• Breath of Fury attached to a creature you control
• An opponent cannot block creatures you control

Steps

1. Deal combat damage to an opponent using the creature that has Breath of Fury attached, triggering Breath of Fury and Disa the Restless's second ability
2. Resolve the Disa the Restless trigger, creating a Tarmogoyf creature token
3. Resolve the Breath of Fury trigger, causing you to sacrifice the creature it is attached to and attach it to the Tarmogoyf token, then causing untap all creatures you control and to get an additional combat phase after this one
4. Repeat each combat phase

Results

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