Escape Protocol + Bone Miser + Pothole Mole + Land with Cycling Cost that can be paid using one colored mana

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How it works

Activate the land's cycling ability by paying and discarding it.
When you cycle the land, Escape Protocol and Bone Miser's second ability trigger.
Resolve Bone Miser's ability, adding .
Resolve Escape Protocol's ability, paying to blink Pothole Mole.
When Pothole Mole enters, it triggers, milling three cards and returning the cycled land from your graveyard to your hand.
Resolve the activated ability from step 1, drawing a card.

In which brackets is this combo allowed, per Spellbook's Exhibition tier?

1–2 · Exhibition & Core

Allowed in this bracket.

3 · Upgraded

Allowed in this bracket.

4–5 · Optimized & cEDH

All combos are allowed.