Likely unknown to many of their subscribers, SDN has access to subscribers' security cameras as per the fine print when they sign up for the service. SDN then utilizes this to help get eyes on the ground for when dispatched heroes need more assistance.

Plot: After killing so many villains and bad peoples but gains no money from it. You decided to accept the invitations from Superhero Dispatch Network (SDN) which you often refused. You end up joining Z-Team.

Note: Something wrong? tell on comment. char will be updated if i not forgot lol.