When entering the Play Now mode you will encounter the team select screen. (See Below)
Towards the bottom of the screen, you will see some tooltips for available inputs that you can use.
Power on the second controller and press the options button.
- For PS5:
- For PS4:
You will be greeted with the Sony interface to sign in a second account.
Once the second account is signed in on the second controller press the options button again. You should see the game reading/creating new data. (See Below)
Once the successful load or creation of data has been completed press the options button one more time and the second controller will become open for you to select your side/team.