Cloak and Dagger

Cloak (Tyrone "Ty" Johnson) and Dagger (Tandy Bowen) are a superhero duo appearing in American comic books published by Marvel Comics. Created by writer Bill Mantlo and artist Ed Hannigan, the characters first appeared in Peter Parker, the Spectacular Spider-Man #64 (March 1982). Cloak and Dagger are teenagers who were injected with synthetic heroin that gave them the twin superpowers of light and darkforce control. Dagger can create daggers of light and use her power to heal, while Cloak can teleport and turn intangible through the darkforce. Both draw powers from the emotions of those they touch, Dagger through hope and Cloak through fear…Wikipedia