there are no secret characters really but you need a certain amount of points each game to unlock in example the mangaguard or clone commander
You have to kill enough enemies, or get enough points to unlock blacked out characters hope this helps :)
you unlock it
nothing
No. The Rex character was created AFTER the release of BattleFront II.
You can't
No, ONLY i Star Wars battle front 7
You unlock it in the further game difficulties.
by licking your elbow
You need to kill some many people and get points to unlock him.
By places if you mean on campain, no. You cant unlock places.
No, Star Wars Battlefront 2 is like Star Wars Battlefront. In Star Wars Battlefront 2 you have to buy different characters to unlock them if you are playing the Galactic Conquest mode. I dont really play the campaign very much but i do know that you cannot design a character. Oh and if you want, here's the cheat for unlimited health/invincibility: up, up, up, left, down, down, down, left, up, up, up, left, right.
you have to unlock a clone commander and when tou do you will geddit