Color Identity: R

Initial Card State
- All permanents on the battlefield.
Notable Prerequisites
- You control at least two Humans.
Mana Needed
- ({3} magic symbol)
available.
Steps
- Activate Horn of Gondor by paying ({3} magic symbol)
and tapping it. - Rings of Brighthearth triggers. Choose not to pay.
- Resolve the Horn of Gondor trigger, creating a number of 1/1 Human Soldier creature tokens equal to the number of Humans you control.
- When the Humans enter the battlefield, Mana Echoes triggers that many times.
- Resolve a Mana Echoes trigger, adding ({C} magic symbol)
for each Human and/or Soldier you control. - Repeat step 5 for each remaining trigger.
- Activate Voltaic Key by paying ({1} magic symbol)
and tapping it, targeting itself. - Rings of Brighthearth triggers, causing you to pay ({2} magic symbol)
to copy Voltaic Key's ability, targeting Horn of Gondor. - Resolve both Voltaic Key abilities, untapping it and Horn of Gondor.
- Repeat.
Results
- Infinite ETB.
- Infinite colorless mana.
- Infinite creature tokens.
- Infinite mana artifacts you control can produce.
- Infinite untap of artifacts you control.
Bracket Tag
This combo has been estimated to be Exhibition (Bracket 1+).