Cult Conscript + Gutter Grime + Phyrexian Altar

BG identity

Commander legal

The 3 combo pieces

What must be in place

A non-Skeleton creature has died under your control this turn.

How to execute it

  1. Activate Phyrexian Altar by sacrificing Cult Conscript, adding {B}.
  2. When Cult Conscript dies, Gutter Grime triggers, putting a slime counter on it and creating an Ooze creature token.
  3. Activate Phyrexian Altar by sacrificing the Ooze, adding {1}.
  4. Activate Cult Conscript by paying {1}{B}, return it from your graveyard to the battlefield.
  5. Repeat.

What the combo produces