Gwenom, Remorseless + Kalastria Highborn + Mortuary + Phyrexian Altar

B identity

Commander legal

The 4 combo pieces

What must be in place

Gwenom has attacked this turn.

How to execute it

  1. Activate Phyrexian Altar by sacrificing Kalastria Highborn, adding {B}.
  2. When Kalastria Highborn dies, it and Mortuary trigger.
  3. Resolve the Kalastria Highborn trigger, causing you to pay {B} to have an opponent lose 2 life and you to gain 2 life.
  4. Resolve the Mortuary trigger, putting Kalastria Highborn from your graveyard onto the top of your library.
  5. Cast Kalastria Highborn from the top of your library by paying 2 life.
  6. Repeat.

What the combo produces