Earthcraft + Lifespark Spellbomb + Mesmeric Orb

Mana needed: {G}

G identity

Commander legal

The 3 combo pieces

What must be in place

An untapped basic land.
and

How to execute it

  1. Pay {G} and sacrifice Lifespark Spellbomb, targeting the basic land.
  2. Tap the basic land with Earthcraft, untapping itself.
  3. Mesmeric Orb triggers milling you 1.
  4. Repeat.

What the combo produces