Darien, King of Kjeldor + Engineered Plague + Sanguinary Priest

WB identity

Commander legal

The 3 combo pieces

What must be in place

You control an additional creature.
You have a way to cause the additional creature to die.
"Soldier" chosen with Engineered Plague.

How to execute it

  1. Cause the additional creature to die.
  2. Sanguinary Priest triggers, dealing 1 damage to you and causing you to gain one life.
  3. Darien triggers, creating a 1/1 Soldier creature token.
  4. The Soldier enters the battlefield as a 0/0 due to Engineered Plague and dies as a state-based action due to having zero toughness.
  5. Repeat from step 2.

What the combo produces