Fight in duals using lightsabers and other cool weapons.
The same can be said about those fake lightsabers.
As you progress, you gain more Jedi tricks and lightsabers moves which you can string into wicked combos.
In the Star Wars universe, tools such as lightsabers and hyperlight drive were never scientifically explained, any more than a sword and a sailing vessel are explained in classic pirate stories.
This included voices for R2-D2 and Chewbacca, the hum and hiss of lightsabers, the squeaks and groans of machinery, and the whistling screech of ships zooming through space.