Bog Serpent + Jon Irenicus, Shattered One

UB identity

Commander legal

The 2 combo pieces

What must be in place

An opponent controls no Swamps.

How to execute it

  1. At the beginning of your end step, Jon Irenicus triggers, causing an opponent who controls no Swamps to gain control of Bog Serpent.
  2. Bog Serpent triggers, causing the opponent to sacrifice it.
  3. However, Bog Serpent cannot be sacrificed due to its ability granted by Jon Irenicus.
  4. Bog Serpent triggers again, creating a mandatory infinite loop that causes the game to end in a draw.

What the combo produces