Crystalline Crawler + Ezzaroot Channeler + Light of Promise + Pemmin's Aura

GWU identity

Commander legal

The 4 combo pieces

What must be in place

Pemmin's Aura attached to Ezzaroot Channeler.
Light of Promise attached to Crystalline Crawler.
Ezzaroot Channeler does not have summoning sickness.

How to execute it

  1. Activate Ezzaroot Channeler by tapping it, causing you to gain two life.
  2. Crystalline Crawler triggers, putting two +1/+1 counters on itself.
  3. Activate Crystalline Crawler's first ability by removing a +1/+1 counter from it, adding {U}.
  4. Activate Pemmin's Aura's first ability by paying {U}, untapping Ezzaroot Channeler.
  5. Repeat.

What the combo produces