"The Flash Year One" finale! This oversize anniversary issue marks the end of Barry Allen's journey to become the Flash-but at what cost? The Turtle's final play will challenge our hero in every way possible, and by the end of the battle, a Flash will be born-and a Flash will die! Also in this issue, witness Lex Luthor's offer to Captain Cold, whose icy vengeance waits for the Flash just around the corner...