Breath of Fury + Concordant Crossroads + Koma, World-Eater

Prerequisites

• At least one opponent cannot block creatures you control.

Steps

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

Effects

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