Encroaching Mycosynth + Goblin Welder + Scrap Welder

UR identity

Commander legal

The 3 combo pieces

What must be in place

You have a static effect that grants your creatures haste.

How to execute it

  1. Activate Scrap Welder by tapping it, sacrificing itself and returning Goblin Welder from your graveyard to the battlefield.
  2. Activate Goblin Welder by tapping it, sacrificing itself and returning Scrap Welder from your graveyard to the battlefield.
  3. Repeat.

What the combo produces