Decaying Soil + Diamond Lion + Foundry Inspector + Thousand-Year Elixir

B identity

Commander legal

The 4 combo pieces

What must be in place

You have at least seven cards in your graveyard.

How to execute it

  1. Activate Diamond Lion by tapping it, discarding your hand, and sacrificing it, adding {B}{B}{B}.
  2. Decaying Soil triggers, causing you to pay {1}, returning Diamond Lion from your graveyard to your hand.
  3. Cast Diamond Lion by paying {1}.
  4. Repeat.

What the combo produces