What is 38A0?
What is the relation between 38A0 and 7A0?
How to play 38A0 (7A0)?
Step 1: Start a new run
First, choose the mode in the top left. You can pick Brasileirao Legend (38a0) or World Cup (7a0).
Second, choose difficulty. You can pick Classic or Blind. The difference is simple: will the game show player information or not. Classic shows it, so your brain can calculate and plan more easily. Blind tests your own knowledge of players more strongly.
Then choose your formation:4-3-3, 4-4-2, 4-2-3-1, 3-5-2.
After that, click "Start".

Step 2: Understand players and teams
Now you enter the squad building stage. You need to choose 11 players.
In each round you get 5 draw chances. The game gives one random team from one random era. Yes, you cannot freely choose any player in history. You need some luck, but you can still use your own knowledge and experience to choose from the offered players.
After you choose a player on the left side, click thematching position on the right map. Then the pick is confirmed.
You need 11 players in total.

Step 3: Finish the group stage and knockout stage
After the squad is ready, click confirm on the right side, enter a team name, and start thesimulated tournament. Then the game will calculate the strength of your squad.
After that, the system gives you one score.
