This listing is for a single card for use with the board game The King is Dead.
The card text reads: "Swap a follower in your court with a follower in any region"
"The Betray card can only be used in the advanced game. To use the Betray card, shuffle it in the with the cunning cards during setup. The Betray card can be played like any other card. When you do, swap a follower in any region of the board. You may swap followers of the same faction. You cannot swap a follower in the supply. Then summon a follower to court as normal."
For more information, please refer to the BGG listing.