Activate number of lands by tapping them, adding at least .
Cast
Turnabout by paying .
Activate
Sigil Tracer by paying and tapping two Wizards you control, copying
Turnabout.
Resolve the
Turnabout copy, untapping all lands you control.
Holding priority, activate number of lands by tapping them, adding at least .
Activate
Sigil Tracer by paying and tapping two Wizards you control, copying
Turnabout.
Resolve the
Turnabout copy, untapping all creatures you control.
Notes
The combo can perform if your lands and creatures not used to copy
Turnabout can produce . This can reduce the amount of mana needed from lands, or provide additional infinite mana. If you have infinite , you can choose not to untap lands and choose to untap artifacts instead.
Results
Infinite untap of permanents you control.
Infinite magecraft triggers.
Infinite mana permanents you control can produce.
Metadata
Bracket tag
SpicyBracket 3-4+
Probably 3 or 4, but hard to classify
1
2
3
4
5
1 · Exhibition5 · cEDH
Bracket tags are estimated from the cards and results of each combo, as a guideline rather than a strict classification.