Birds of Prey (Birds of Prey Vol. 5 #19)

THE LEAGUE OF ASSASSINS PRESSES THE ATTACK! Black Canary, Sin, and Megaera try to bond through violence as they find themselves overwhelmed by a splinter League of Assassins clan bent on reacquiring Sin. Maybe leaving Barda at home wasn't the best idea? Elsewhere, Barda, Cass, and Constantine face the unexpected as they try to return a mischievous demon home while trapped inside the mysterious area known only as the Seam.