Ashnod's Altar + Crimson Kobolds + Nim Deathmantle + Ruxa, Patient Professor

RG identity

Commander legal

The 4 combo pieces

How to execute it

  1. Activate Ashnod's Altar by sacrificing Crimson Kobolds, adding {C}{C}.
  2. When Crimson Kobolds dies, Nim Deathmantle triggers, choose not to pay for the trigger.
  3. Activate Ashnod's Altar by sacrificing Ruxa, adding {C}{C}.
  4. When Ruxa dies, Nim Deathmantle triggers, causing you to pay {4} to return Ruxa from your graveyard to the battlefield, and attach Nim Deathmantle to it.
  5. When Ruxa enters the battlefield, its first ability triggers, returning Crimson Kobolds to your hand from your graveyard.
  6. Cast Crimson Kobolds by paying {0}.
  7. Repeat.

What the combo produces