Cass, Hand of Vengeance + Ghostly Dancers + Yahenni, Undying Partisan

RWB identity

Commander legal

The 3 combo pieces

What must be in place

You control an Aura that is attached to another creature you control.
You control at least one additional creature beyond the creature that has the Aura attached.

How to execute it

  1. Activate Yahenni by sacrificing another creature that has an Aura attached to it.
  2. When the creature dies, Cass triggers, returning an Aura that was attached to the creature from your graveyard to the battlefield attached to another creature you control.
  3. When the Aura enters the battlefield, Ghostly Dancers triggers, creating a creature token.
  4. Resolve the Yahenni ability.
  5. Repeat.

What the combo produces