In DC recently, Justice League has their own counterpart called "Justice League Dark".
Justice Society of America on the other end have a team called "Justice Society Dark".
In TTA, a young group of heroes form the "Young Justice Dark".
In Marvel,
The Avengers have once led by Norman Osborn called the "Dark Avengers".
Note: The team can consist of ANTI-HERO and MYSTIC characters in the team.
Who do you think will fit in the team?