Requires

Livio, Oathsworn Sentinel must be on the battlefield. Palinchron must be on the battlefield. Corridor Monitor must be on the battlefield. Livio does not have summoning sickness. You control up to seven lands that can tap to produce at least .

Steps

1. Activate up to seven mana-producing lands by tapping them, adding at least .
2. Activate Livio's first ability twice by paying , exiling Palinchron and Corridor Monitor with aegis counters on them.
3. Activate Livio's second ability by paying and tapping it, returning Palinchron and Corridor Monitor from exile to the battlefield.
4. Corridor Monitor and Palinchron enter the battlefield, triggering their abilities.
5. Resolve the Palinchron trigger, untapping up to seven lands you control.
6. Resolve the Corridor Monitor trigger, untapping Livio.
7. Repeat.

Results