Deathbloom Ritualist + Horseshoe Crab + Marvin, Murderous Mimic

BGU identity

Commander legal

The 3 combo pieces

What must be in place

You have at least two creature cards in your graveyard.
Marvin does not have summoning sickness.

How to execute it

  1. Activate Marvin using Deathbloom Ritualist's ability by tapping it, adding at least {U}{U}.
  2. Activate Marvin using Horseshoe Crab's ability by paying {U}, untapping it.
  3. Repeat.

What the combo produces