Brudiclad, Telchor Engineer, and Breath of Fury

Prerequisites

• Brudiclad, Telchor Engineer on the battlefield
• Breath of Fury on the battlefield
• Breath of Fury attached to any other creature you control that can attack this turn
• An opponent is unable to block and kill your creatures

Steps

1. At the beginning of your combat phase, Brudiclad triggers, creating a 2/1 Phyrexian Myr artifact creature token
2. Deal combat damage with the creature that has Breath of Fury attached
3. Breath of Fury triggers, causing you to sacrifice the creature it is attached to, attach Breath of Fury to the Myr token, untap all creatures you control and get an additional combat phase after this one
4. Repeat

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