Evolution Witness + Iron-Shield Elf + Thran Vigil

BG identity

Commander legal

The 3 combo pieces

What must be in place

You have a creature or artifact card in your graveyard.
You have a way to put a +1/+1 counter on Evolution Witness.

How to execute it

  1. Put a +1/+1 counter on Evolution Witness.
  2. Evolution Witness triggers, returning an artifact or creature card from your graveyard to your hand.
  3. Thran Vigil triggers. Holding priority, activate Iron-Shield Elf by discarding an artifact or creature card.
  4. Resolve the Thran Vigil ability, putting a +1/+1 counter on Evolution Witness.
  5. Repeat from step 2.

What the combo produces