Bontu's Monument + Oathsworn Vampire + Phyrexian Altar

Mana needed: {B}

B identity

Commander legal

The 3 combo pieces

How to execute it

  1. Cast Oathsworn Vampire by paying {B}.
  2. Bontu's Monument triggers, causing you to gain 1 life and each opponent to lose 1 life.
  3. Activate Phyrexian Altar by sacrificing Oathswon Vampire, adding {B}.
  4. Cast Oathsworn Vampire from your graveyard by paying {B}.
  5. Repeat from step 2.

What the combo produces