Color Identity: U

Initial Card State
- All permanents on the battlefield (The Enigma Jewel // Locus of Enlightenment as Locus of Enlightenment).
Notable Prerequisites
- You control at least two Clues.
Steps
- Activate Five Hundred Year Diary by tapping it, adding at least ({U} magic symbol)
({U} magic symbol)
. - Activate Voltaic Key by paying ({1} magic symbol)
and tapping it, targeting Five Hundred Year Diary. - Locus of Enlightenment triggers, copying Voltaic Key's ability, targeting Voltaic Key.
- Resolve both Voltaic Key abilities, untapping it and Five Hundred Year Diary.
- Repeat.
Results
- Infinite untap of artifacts you control.
- Infinite blue mana.
- Infinite mana artifacts you control can produce.
Bracket Tag
This combo has been estimated to be Exhibition (Bracket 1+).