Single Player Mod in the best traditions of Dark Forces I & II. The Galactic Empire was defeated 13 years ago, but the New Republic continues to fight the Remnant forces. Disciples of Ragnos are no longer active, but the Jedi Order must prepare itself to face a new threat to Peace and Justice in the Galaxy...
Phefar is an Imperial world with lots of research facilities, which are guarded by a legion of special troops. One of these are the Phefar troopers, wielding melee weapons or blasters, which are a good match of a fully-trained Jedi Knight.
Good. Mass-produced Vaders. Love it :D
I guess, the similarity is because of the panels and helmet. These guys are cyborgs, so it also brings them closer to the image of Vader. But that's it, nothing else. ;)