Isshin, Two Heavens as One, Lightning Runner, Delina, Wild Mage, and Aethertorch Renegade

Prerequisites

• Isshin, Two Heavens as One on the battlefield
• Lightning Runner on the battlefield
• Delina, Wild Mage on the battlefield
• Aethertorch Renegade on the battlefield
• Delina does not have summoning sickness
• An opponent is unable to block and kill Delina and Lightning Runner

Steps

1. Declare Delina and Lightning Runner as attackers, triggering their abilities twice each
2. Resolve a Delina trigger, creating at least one token copy of Aethertorch Renegade that enters the battlefield tapped and attacking
3. The Aethertorch Renegade token(s) enters the battlefield, causing you to get at least
4. Resolve the second Delina trigger, creating at least one token copy of any creature you control that enters the battlefield tapped and attacking
5. Resolve the first Lightning Runner trigger, causing you to get and choosing not to pay
6. Resolve the second Lightning Runner trigger, causing you to get and pay eight to untap all creatures you control and to get an additional combat phase after this one
7. At the end of your combat phase, each creature token created by Delina triggers, exiling themselves
8. Repeat each combat phase

Results

• Infinite combat phases
• Infinite copies of creatures you control
• Infinite creature tokens
• Infinite energy counters
• Infinite ETB
• Infinite LTB
• Infinite mana creatures you control can produce
• Infinite untap of creatures you control