Darth Vader
Although this question is debatable, personally, I would say Darth Vader would win because he is more powerful than Darth Maul
Darth Bane is about 5,000 years older than Darth Vader, Darth Sidious' apprentice. Darth Plageuis is close to being as young a Sith as Vader. So, Darth Bane, the first sith in thousands of years in...
Darth desolous came from the planet utapau his lightsabre was weird and was once a jedi. that's all i know! srry.
Darth maul would totaly win! He was taught by Darth Sidious and he is cunning and smart. He could do anything!