Sentinels will have a variety of technical skills, and will reveal many subplots and easter eggs, since the game is heavily based on skills.
Consulars will be able to influence others easily through their persuassion skills, and thus allowing for deeper NPC interactionand deeper game scenario as well as gameplay variation as DS and Ls, and they have force stances as well
Guardians have the lightsaber stances, and ..... the lightsaber stances. There seems that if you want there will be tons of combat
Which class do you think TSL is mostly based on? (Kotor 1 was based on guardians)