Accomplish the indicated achievement to get the corresponding number of 
Gamerscore points:

The Story Begins (5 points): Clear the first chapter of the Saiyan Saga. 
Meeting a Rival (5 points): Clear all chapters of the Saiyan Saga. 
All Saiyan Fighters (5 points): Unlock all of the Saiyan Saga fighters. 
Saiyan Saga Allies (5 points): Unlock all of the Saiyan Saga ally characters. 
Worldwide Contender (5 points): Join 10 sessions over Xbox LIVE. 
Worldwide Warrior (5 points): Create 10 sessions over Xbox LIVE. 
Battler (Default) (5 points): Play the Survival Trial (Default Drama). 
A Beginner Awakens! (5 points): Clear Basic tutorials.