Playing through the narrative mode in Inazuma Eleven Strikers is the quickest and most convenient method to open up additional character slots. As soon as you begin playing the tale, you will be able to compete successfully against the other teams in the arena. The more teams you prevail over, the higher your total earnings will be. After that, you are free to use the funds toward the acquisition of team members as well. Ensure that you have also formed a separate team for the competition.