User blog comment:SubZero309/My Top 10 Ben 10 Villains of All Time/@comment-4586893-20141104142308

10. Maltruant

I know we haven't seen much of him but he appears to be pretty epic. I mean he is voiced by Luke Skywalker and is from the future.

9. Dr.Psychobos

He will do anything to save himself and not others. He helps various antagonists for his need.

8. Charmcaster

7.  Darkstar

6. Aggregor

5. Albedo

4. Diagon

3. Khyber

2. Malware.

1. Vilgax