Bhaal, Lord of Murder + Crystalline Crawler + Gravecrawler + Yahenni, Undying Partisan

BRG identity

Commander legal

The 4 combo pieces

What must be in place

You control at least one additional Zombie.

How to execute it

  1. Activate Yahenni by sacrificing Gravecrawler.
  2. When Gravecrawler dies, Bhaal triggers, putting a +1/+1 counter on Crystalline Crawler.
  3. Resolve the Yahenni ability, giving it indestructible until end of turn.
  4. Activate Crystalline Crawler's first ability by removing a +1/+1 counter from it, adding {B}.
  5. Cast Gravecrawler from your graveyard by paying {B}.
  6. Repeat.

What the combo produces