Chthonian Nightmare + Phyrexian Altar + Shambling Ghast + Wilhelt, the Rotcleaver

UB identity

Commander legal

The 4 combo pieces

How to execute it

  1. Activate Phyrexian Altar by sacrificing Shambling Ghast, adding {1}.
  2. When Shambling Ghast dies, it and Wilhelt's first ability trigger.
  3. Resolve the Shambling Ghast trigger, creating a Treasure token.
  4. Resolve the Wilhelt trigger, creating a 2/2 Zombie creature token with decayed.
  5. Activate the Treasure by tapping and sacrificing it, adding {B}.
  6. Cast Chthonian Nightmare by paying {1}{B}.
  7. When Chthonian Nightmare enters the battlefield, it triggers, causing you to get {E}{E}{E}.
  8. Activate Chthonian Nightmare by paying {E}, sacrificing the Zombie token, and returning Chthonian Nightmare from the battlefield to your hand, returning Shambling Ghast from your graveyard to the battlefield.
  9. Repeat.

What the combo produces