Ashnod's Altar + Doubling Season + Mikaeus, the Unhallowed + Mindless Automaton

BG identity

Commander legal

The 4 combo pieces

What must be in place

Mindless Automaton has an even number of +1/+1 counters on it.

How to execute it

  1. Activate Mindless Automaton's second ability by removing two +1/+1 counters from it, causing you to draw a card.
  2. Repeat step 1 until Mindless Automaton has zero +1/+1 counters on it.
  3. Activate Ashnod's Altar by sacrificing Mindless Automaton, adding {C}{C}.
  4. Mindless Automaton dies, triggering its undying ability, returning it from your graveyard to the battlefield with a total of six +1/+1 counters on it.
  5. Repeat.

What the combo produces