I don’t know whether you may success in a suit or not.
Only your attorney can state about.
IMO is very hard to know if is a scam or not.
We are dealing with “virtual spaces” in the net, and remain competitive and profitable is a daily task.
It is not the brick and mortar world, where the conditions are more predictables.
I think that even the better sites may fall in bankruptcy very fast without the proper managment, and with some internet conditions changing every day.