• How many leagues?

There are 5 leagues in the game, you need to gain cups (points) in order to move higher in the league 

• How to upgrade the league?

⇧ 1-15 places raise the league (or you stay in the platinum league if it's your current league) 

• Why was the league downgraded?

⇩ 16-25 places downgrade your league (or you stay in the iron league if it's your current league)