Iridescent Drake + Phyrexian Altar + Shade's Form

UB identity

Commander legal

The 3 combo pieces

What must be in place

Shade's Form attached to Iridescent Drake.

How to execute it

  1. Activate Phyrexian Altar by sacrificing Iridescent Drake, adding one mana of any color.
  2. When Iridescent Drake dies, Shade's Form triggers, returning Iridescent Drake from your graveyard to the battlefield.
  3. When Iridescent Drake enters the battlefield, it triggers, returning Shade's Form from your graveyard to the battlefield attached to Iridescent Drake.
  4. Repeat.

What the combo produces