Ashiok's Reaper + Hateful Eidolon + Mortuary + Phyrexian Altar

B identity

Commander legal

The 4 combo pieces

How to execute it

  1. Activate Phyrexian Altar by sacrificing Hateful Eidolon, adding {B}.
  2. When Hateful Eidolon dies, Mortuary and Ashiok's Reaper trigger.
  3. Resolve the Mortuary trigger, putting Hateful Eidolon on top of your library from your graveyard.
  4. Resolve the Ashiok's Render trigger, causing you to draw Hateful Eidolon from your library.
  5. Cast Hateful Eidolon by paying {B}.
  6. Repeat.

What the combo produces