Ghostly Flicker + Orvar, the All-Form + Returned Pastcaller + Stone-Seeder Hierophant

Mana needed: {2}{U}

RGWU identity

Commander legal

The 4 combo pieces

What must be in place

You control a land that enters the battlefield untapped and can tap to produce at least {U}.
Stone-Seeder Hierophant does not have summoning sickness.

How to execute it

  1. Cast Ghostly Flicker by paying {2}{U}, targeting Returned Pastcaller and the mana-producing land.
  2. Orvar triggers, creating a copy of the mana-producing land.
  3. When the land token enters the battlefield, Stone-Seeder Hierophant triggers.
  4. Holding priority, activate the nontoken land by tapping it, adding {U}.
  5. Activate Stone-Seeder Hierophant by tapping it, untapping the land.
  6. Activate the nontoken land by tapping it, adding {U}.
  7. Resolve the Stone-Seeder Hierophant trigger from step 3, untapping it.
  8. Resolve Ghostly Flicker, blinking the land and Returned Pastcaller.
  9. When the land and Returned Pastcaller enter the battlefield, Returned Pastcaller and Stone-Seeder Hierophant trigger.
  10. Resolve the Returned Pastcaller trigger, returning Ghostly Flicker from your graveyard to your hand.
  11. Holding priority, activate the land token by tapping it, adding at least {U}.
  12. Activate Stone-Seeder Hierophant by tapping it, untapping the land token.
  13. Resolve the Stone-Seeder Hierophant trigger from step 8, untapping it.
  14. Repeat from step 2.

What the combo produces