Crucible of Worlds + Hearthhull, the Worldseed + Retreat to Coralhelm

UBRG identity

Commander legal

The 3 combo pieces

What must be in place

Hearthhull is a creature and has at least two charge counters on it.

How to execute it

  1. Activate a land by tapping it, adding at least {1}.
  2. Activate Hearthhull by paying {1}, tapping it and sacrificing a land.
  3. If Hearthhull has eight or more charge counters on it, it triggers, causing each opponent to lose 2 life.
  4. Resolve the Hearthhull ability, causing you to draw two cards and allowing you to play an additional land this turn.
  5. Play the land from your graveyard.
  6. When the land enters the battlefield, Retreat to Coralhelm triggers, untapping Hearthhull
  7. Repeat.

What the combo produces