Cryptic Trilobite + Mikaeus, the Unhallowed + Phyrexian Altar

B identity

Commander legal

The 3 combo pieces

How to execute it

  1. If Cryptic Trilobite has any +1/+1 counters, activate Cryptic Trilobite's first activated ability until it has no +1/+1 counters, adding {C}{C} that can only be spent to activate abilities each time.
  2. Activate Phyrexian Altar by sacrificing Cryptic Trilobite, adding {1}.
  3. Cryptic Trilobite's undying ability from Mikaeus triggers, returning Cryptic Trilobite from your graveyard to the battlefield with a +1/+1 counter on it.
  4. Repeat.

What the combo produces