Bhaal, Lord of Murder + Crystalline Crawler + Gravecrawler + Phantom Train

BRG identity

Commander legal

The 4 combo pieces

How to execute it

  1. Activate Phantom Train by sacrificing Gravecrawler.
  2. When Gravecrawler dies, Bhaal triggers, putting a +1/+1 counter on Crystalline Crawler.
  3. Resolve the Phantom Train ability
  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