This is kylo ren from the newest movie.

This is Darth Vader grandfather of Kylo Ren.

This is Darth Maul He was the first sith aprentice even before Darth Vader.

This is boba fett he is a bounty hunter like his father was Jango Fett.

This is jango fett he not only a bounty hunter but also tha father of boba fett.

This is count duku he is the 2nd sith

This is general grevious he was the general of droids but now droids are replaced with stormtroopers

This is Darth Sidious (The Emporer) He is a sith lord.