In Smallville season 9 episode 11, Sylvester named man asks for Chloe’s help, but he faces a terrible end. Furthermore, Clark goes to the Justice Society of America’s headquarters and encounters Dr. Fate, Stargil and Hawkman. In the next part of the installment, John, Green Arrow, Clark and Chloe make their own team to assist the Justice Society of America in their mission. Somehow the JSA wants to stop the assassin before he kills someone else in their group. In the meantime, Lois gets a mysterious parcel from a very strange agency named Checkmate.