Here is a combo list of basic moves and their button combos.
Xbox 360
Sith Shien: X,X,X,X
Sith Saber Flurry: X(pause),X(pause),X(pause),X
Dashing Slash: LB,X
- Combines Force Dash with an attack.
Leaping Slash 1: A,X
Leaping Slash 2: A,X,X
Leaping Slash 3: A,X,X,X
Leaping Slash 4: A,X,X,X,X
- Jumping attack against airborne enemies.
Leaping Slam 1: A,X(Hold)
Leaping Slam 2: A,X,X(Hold)
Leaping Slam 3: A,X,X,X(Hold)
Leaping Slam 4: A,X,X,X,X(Hold)
- Jump in the air, attack enemies on the ground.
Saber Blast: X,B
- Saber attack with a Force Push.
Cannonball: RT,B
- Throw an enemy across the room.
Lightning Grenade: RT,Y
- Throw an enemy, make him explode with lightning on impact.
Aerial Strike: RB(Hold)+[A,LB]
Saber Sling: X,X,B
- Knock enemies back with your saber.
Dashing Blast: LB,B
- Knock down enemies with a shockwave.
Sith Strike: X,Y
- Charge your saber with lightning.
Sith Slash: X,Y,Y
- Sith Strike charged with lightning.
Sith Saber Smash 1: X,X,Y
Sith Saber Smash 2: X,X,Y,Y
Sith Saber Smash 3: X,Y,X,Y
Sith Saber Smash 4: X,X,X,Y
- Overhand saber smash charged with lightning.
Lightning Bomb: Y,RT
- Explode enemy with lightning.
Dashing Shock: LB,Y
- Fires a wave of Force Lightning
Saber Slam: X,X,X,B
- Hit the ground, knocking enemies into the air.
Aerial Ambush: X,X,X,B(Hold)
- Launch enemy into the air with continuous attack.
Aerial Assault 1: X,X,X,B(Hold),X
Aerial Assault 2: X,X,X,B(Hold),X,X
- Slash opponent in mid-air.
Aerial Blast 1: X,X,X,B(Hold),B
Aerial Blast 2: X,X,X,B(Hold),X,B
- Hit mid-air opponent with a Push attack.
Aerial Shock 1: X,X,X,B(Hold),Y
Aerial Shock 2: X,X,X,B(Hold),X,Y
- Shocks opponents mid-air.
Aerial Throw 1: X,X,X,B(Hold),[X+A]
Aerial Throw 2: X,X,X,B(Hold)X,[X+A]
- Launch opponent into the air and follow him with attacks.
Aerial Slam 1: X,X,X,B(Hold),[Y+B]
Aerial Slam 2: X,X,X,B(Hold),Y,[Y+B]
- Slam opponent after Aerial Throw.
PS3
Sith Shien: X,X,X,X
Sith Saber Flurry: X,X,X,X
Dashing Slash: L1,X
- Combines Force Dash with an attack.
Leaping Slash 1: S,X
Leaping Slash 2: S,X,X
Leaping Slash 3: S,X,X,X
Leaping Slash 4: S,X,X,X,X
- Jumping attack against airborne enemies.
Leaping Slam 1: S,X(Hold)
Leaping Slam 2: S,X,X(Hold)
Leaping Slam 3: S,X,X,X(Hold)
Leaping Slam 4: S,X,X,X,X(Hold)
- Jump in the air, attack enemies on the ground.
Saber Blast: S,C
- Saber attack with a Force Push.
Cannonball: R2,C
- Throw an enemy across the room.
Lightning Grenade: R2,T
- Throw an enemy, make him explode with lightning on impact.
Aerial Strike: R1(Hold)+[X,L1]
Saber Sling: S,S,C
- Knock enemies back with your saber.
Dashing Blast: L1,C
- Knock down enemies with a shockwave.
Sith Strike: S,T
- Charge your saber with lightning.
Sith Slash: S,T,T
- Sith Strike charged with lightning.
Sith Saber Smash 1: S,S,T
Sith Saber Smash 2: S,S,T,T
Sith Saber Smash 3: S,T,S,T
Sith Saber Smash 4: S,S,S,T
- Overhand saber smash charged with lightning.
Lightning Bomb: T,R1
- Explode enemy with lightning.
Dashing Shock: L2,T
- Fires a wave of Force Lightning
Saber Slam: S,S,S,C
- Hit the ground, knocking enemies into the air.
Aerial Ambush: S,S,S,C(Hold)
- Launch enemy into the air with continuous attack.
Aerial Assault 1: L1,L1,L1,R3(Hold),L1
Aerial Assault 2: L1,L1,L1,R3(Hold),L1,L1
- Slash opponent in mid-air.
Aerial Blast 1: S,S,S,C(Hold),C
Aerial Blast 2: S,S,S,C(Hold),S,C
- Hit mid-air opponent with a Push attack.
Aerial Shock 1: S,S,S,C(Hold),T
Aerial Shock 2: S,S,S,C(Hold),S,T
- Shocks opponents mid-air.
Aerial Throw 1: S,S,S,C(Hold),[S+X]
Aerial Throw 2: S,S,S,C(Hold),S,[S+X]
- Launch opponent into the air and follow him with attacks.
Aerial Slam 1: S,S,S,C(Hold),[T+C]
Aerial Slam 2: S,S,S,C(Hold),T,[T+C]
- Slam opponent after Aerial Throw.