Crystalline Crawler + Tekuthal, Inquiry Dominus + Voidwing Hybrid + Yawgmoth, Thran Physician

Mana needed: {B}{B}

UB identity

Commander legal

The 4 combo pieces

What must be in place

Crystalline Crawler has at least one +1/+1 counter on it.

How to execute it

  1. Activate Yawgmoth's second ability by paying {B}{B} and discarding Voidwing Hybrid, causing you to put two +1/+1 counters on Crystalline Crawler.
  2. Voidwing Hybrid triggers, returning itself from your graveyard to your hand.
  3. Activate Crystalline Crawler's first ability twice by removing two +1/+1 counters from it, adding {B}{B}.
  4. Repeat.

What the combo produces