Breath of Fury, Seluma, Light of Aysen, and Kratos, God of War

Prerequisites

• Breath of Fury on the battlefield
• Seluma, Light of Aysen on the battlefield
• Kratos, God of War on the battlefield

Steps

1. Deal combat damage using the creature that has Breath of Fury attached and Seluma, triggering both Breath of Fury and Seluma
2. Resolve the Seluma trigger, returning an Angel from your graveyard to the battlefield
3. Resolve the Breath of Fury trigger, causing you to sacrifice the creature it is attached to, then attach Breath of Fury to the Angel returned in step 2, then causing you to untap all creatures you control and to get an additional combat phase after this one
4. Repeat each combat phase

Results

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