Kaya's Ghostform + Phyrexian Altar + White Widow, Free Agent

WB identity

Commander legal

The 3 combo pieces

How to execute it

  1. Activate Phyrexian Altar by sacrificing White Widow, adding {B}.
  2. When White Widow dies, Kaya's Ghostform triggers, returning White Widow from your graveyard to the battlefield.
  3. When White Widow enters the battlefield, it triggers, returning Kaya's Ghostform from your graveyard to your hand.
  4. Cast Kaya's Ghostform by paying {B}, attaching it to White Widow.
  5. Repeat.

What the combo produces