Before reading this guide make sure that you want this to be spoiled for you.
ALSO!!!!
This guide does not show any locations of the items you need to unlock these characters, this guide only has the minimum amount of info so you still have to do some things yourself because thats more fun then just getting everything.

Getting Saitama has not changed at all, but if your not a veteran of the game and dont know, then you must...

1. unlock the gym
2. find the gym room in a run
3. do 100 push ups
4. do 100 situps
5. do 100 squats
6. die or win the run
After this is done, you have unlocked Saitama.

The dark knight is the newest secret character, and to unlock him you must...

1. unlock the night shift
2. go around the map and break all 5 of the CEO cardboard cutouts around the map
3. pick up the radio
4. kill all the CEO crime bosses that spawn all around the map
5. go into the night shift menu
after this is done, you have unlocked the Dark Knight.

They Added Spider-man in the newest update, so if you want to unlock him you must...


1. Find a camera
2. Take pictures of spider webs all around the map
3. Pick up the phone
4. Catch all the criminals
5. Go to the Fulfillment Center



Also this guy is really buggy right now.