Lay one of your knights or bishops on the dais: 55% it rises as a rook, 35% it is taken, 10% the blood god is DELIGHTED: a rook, plus a pawn steps out of the mist beside it.
You draft Blood Wager in Buff mode. Activated: you choose when to use it, and using it is your move for that turn.
As a pieces card, it summons, revives, promotes, or converts a piece.
“The house always wins. The house is an altar.”
Needs one of your knights and bishops in play.