Phyrexian Altar + Rancor + Warehouse Tabby

BG identity

Commander legal

The 3 combo pieces

What must be in place

Rancor attached to another creature you control.

How to execute it

  1. Activate Phyrexian Altar by sacrificing the creature with Rancor attached, adding {G}.
  2. When Rancor leaves the battlefield, it and Warehouse Tabby trigger.
  3. Resolve the Warehouse Tabby trigger, creating a 1/1 Rat creature token.
  4. Resolve the Rancor trigger, returning it to your hand from your graveyard.
  5. Cast Rancor by paying {G}, attaching it to the Rat token.
  6. Repeat.

What the combo produces