User blog comment:Justice Avenger/Which young heros you think should be added to The Team?/@comment-5141417-20120617000119/@comment-5149765-20120617234350

Brainiac 5 has already got a team, thats if he and the legion of superheroes exist in the yj universe, even if he did exist, he cant be part of a team from his relative past, it could erase his present.