Cloudstone Curio + Conspiracy Theorist + Dream Halls + and 2 others

UBR identity

Commander legal

The 5 combo pieces

What must be in place

You have a nonartifact black creature card in hand with mana value two or less.

How to execute it

  1. Cast Priest of Gix by discarding another nonartifact black creature card with mana value two or less.
  2. Conspiracy Theorist triggers, causing you to exile the discarded card from your graveyard and allowing you to cast it this turn.
  3. Priest of Gix enters the battlefield, triggering itself and Cloudstone Curio.
  4. Resolve the Priest of Gix trigger, adding {B}{B}{B}.
  5. Holding priority, cast the black creature from exile by paying its mana cost.
  6. The creature enters the battlefield, triggering Cloudstone Curio, returning Priest of Gix from the battlefield to your hand.
  7. Resolve the Cloudstone Curio trigger from step 3, returning the black creature to your hand.
  8. Repeat.

What the combo produces