The first character is Padawan: a melee character

J: Melee Attack        R: Blaster shooting        K: Throw Saber Boomerang       Hold Space: Barrier(reflect projectiles) 

Left-Shift: Increase speed

The second character is Fighter: a ranged character

R: Blaster shooting     X: Blaster Barrage     Space: Repair Tool(instantly recovery health)       G: Rocket Missile