Silk Spectre is the name of two fictional superheroines in the graphic novel limited series Watchmen, published by DC Comics. Created by Alan Moore and Dave Gibbons, the original Silk Spectre, Sally "Jupiter" Juspeczyk, was a member of the crimefighting team the Minutemen, while the second, Sally's daughter Laurel "Laurie" Jane Juspeczyk, became a member of the vigilante team Crimebusters, also known as the titular Watchmen.
Laurie Juspeczyk as the Silk Spectre on the cover of Before Watchmen: Silk Spectre #1 (June 2012). Art by Jim Lee.
Nightshade is a superhero appearing in media published by DC Comics. Created by David Kaler and Steve Ditko, the character first appeared in Captain Atom #82 originally published by Charlton Comics.
Nightshade in Deathstroke #33.