Unless you know some way to defend against Lightsaber Form 7 AND you're powerful enough to match him with the force...BAD idea. Even then, the force can still conspire against you after you have bested him.
Ripping off corpses of those Revan Esque sith Marauders.
We'll murder them all, amid laughter and merriment...except for the few we take home to experiment!
"I cant see S***! --YOU GO TO HELL!" --Tourettes guy