Bolas's Citadel + Mortuary + Phyrexian Dreadnought + Vengeful Bloodwitch

Mana needed: {1}

B identity

Commander legal

The 4 combo pieces

How to execute it

  1. Cast Phyrexian Dreadnought from the top of your library by paying 1 life.
  2. When Phyrexian Dreadnought enters, it triggers, causing you to sacrifice it.
  3. When Phyrexian Dreadnought dies, Mortuary and Vengeful Bloodwitch trigger.
  4. Resolve the Mortuary trigger, putting Phyrexian Dreadnought from your graveyard onto the top of your library.
  5. Resolve the Vengeful Bloodwitch trigger, causing you to gain 1 life and each opponent to lose 1 life.
  6. Repeat.

What the combo produces