Crystalline Crawler + Gravecrawler + Szarel, Genesis Shepherd + Umbral Collar Zealot

Mana needed: {B}

BRG identity

Commander legal

The 4 combo pieces

How to execute it

  1. Cast Gravecrawler from your graveyard by paying its mana cost.
  2. Activate Umbral Collar Zealot by sacrificing Gravecrawler.
  3. When Gravecrawler is sacrificed, Szarel triggers, putting a number of +1/+1 counters equal to Szarel's power on Crystalline Crawler.
  4. Resolve the Umbral Collar Zealot ability.
  5. Activate Crystalline Crawler by removing a +1/+1 counter from it, adding {B}.
  6. Repeat.

What the combo produces