Lightning Runner as attackers, triggering their abilities twice each.
Resolve a
Delina trigger, creating at least one token copy of
Aethertorch Renegade that enters the battlefield tapped and attacking.
The
Aethertorch Renegade token(s) enters the battlefield, causing you to get at least ({E} magic symbol) ({E} magic symbol) ({E} magic symbol) ({E} magic symbol) .
Resolve the second
Delina trigger, creating at least one token copy of any creature you control that enters the battlefield tapped and attacking.
Resolve the first
Lightning Runner trigger, causing you to get ({E} magic symbol) ({E} magic symbol) and choosing not to pay.
Resolve the second
Lightning Runner trigger, causing you to get ({E} magic symbol) ({E} magic symbol) and pay eight ({E} magic symbol) to untap all creatures you control and to get an additional combat phase after this one.
At the end of your combat phase, each creature token created by
Delina triggers, exiling themselves.
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.
Metadata
In 2 decks according to EDHREC.
Bracket Tag
This combo has been estimated to be Exhibition (Bracket 1+).