Cathars' Crusade + Enduring Scalelord + Undercover Operative

Mana needed: {2}{U}{U}

GWU identity

Commander legal

The 3 combo pieces

How to execute it

  1. Cast Undercover Operative by paying {2}{U}{U}, choosing to have it enter the battlefield as a copy of Enduring Scalelord.
  2. Undercover Operative enters the battlefield, triggering Cathars' Crusade, putting a +1/+1 counter on each creature you control.
  3. Enduring Scalelord and Undercover Operative triggers.
  4. Resolve the Undercover Operative trigger, putting a +1/+1 counter on itself.
  5. Enduring Scalelord triggers, putting a +1/+1 counter on itself.
  6. Repeat from step 4.

What the combo produces