Ashnod's Altar + Nim Deathmantle + Thopter Mechanic

U identity

Commander legal

The 3 combo pieces

How to execute it

  1. Activate Ashnod's Altar by sacrificing Thopter Mechanic, adding {C}{C}.
  2. Thopter Mechanic dies, triggering itself and Nim Deathmantle.
  3. Resolve the Thopter Mechanic trigger, creating a 1/1 Thopter artifact creature token.
  4. Activate Ashnod's Altar by sacrificing the Thopter, adding {C}{C}.
  5. Resolve the Nim Deathmantle trigger from step 2, causing you to pay {4} to return Thopter Mechanic from your graveyard to the battlefield, and attach Nim Deathmantle to it.
  6. Repeat.

What the combo produces