Color Identity: G

Initial Card State
- All permanents on the battlefield.
Notable Prerequisites
- Seeker of Skybreak and Incubation Druid do not have summoning sickness.
- Incubation Druid has at least one +1/+1 counter on it.
Steps
- Activate Incubation Druid by tapping it, adding three mana of any color a land you control could produce.
- Activate Seeker of Skybreak by tapping it, targeting itself.
- Rings of Brighthearth triggers, causing you to pay ({2} magic symbol)
to copy Seeker of Skybreak's ability, targeting Incubation Druid. - Resolve both Seeker of Skybreak abilities, untapping it and Incubation Druid.
- Repeat.
Results
- Infinite mana creatures you control can produce.
- Infinite mana lands you control can produce.
- Infinite untap of creatures you control.
Bracket Tag
This combo has been estimated to be Exhibition (Bracket 1+).