Who's the greatest Sith Lord ever?

[Kasz216]

MontanaHatchet said:

NiKKoM said:
Darth Vader! Before those prequels where made... damn.. those were epic fail..

What was fail about it? Before he put on the suit, or after he put on the suit and screamed, "NOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOO!!!!!!!!!!!!!!!!"

 

 

Both?

Since he was somewhat ruined.  I'll go Darth Bane.