Fecundity + Mortuary + Stonecoil Serpent

BG identity

Commander legal

The 3 combo pieces

How to execute it

  1. Cast Stonecoil Serpent by paying {0}.
  2. Stonecoil Serpent enters and dies as a state-based action due to having 0 toughness, triggering Mortuary and Fecundity.
  3. Resolve the Mortuary trigger, putting Stonecoil Serpent from your graveyard onto the top of your library.
  4. Resolve the Fecundity trigger, causing you to draw a card, thus drawing Stonecoil Serpent from your library.
  5. Repeat.

What the combo produces