Aya of Alexandria + Breath of Fury + Dragonlord Kolaghan + Mycosynth Lattice

Prerequisites

• An opponent cannot block creatures you control.
• Breath of Fury attached to a creature you control.

Steps

1. 1Deal combat damage using the creature that has Breath of Fury attached.
2. 2Breath of Fury and Aya of Alexandria trigger.
3. 3Resolve the Aya of Alexandria trigger, creating a 1/1 Assassin creature token.
4. 4Resolve the Breath of Fury trigger, causing you to sacrifice the creature it is attached to, then attach Breath of Fury to the Assassin token, then causing you to untap all creatures you control and to get an additional combat phase after this one.
5. 5Repeat each combat phase.

Effects

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