In this video, I mention every alien Superhero Ben had used in the classic Ben 10 series.
Music used:    • Classic Ben 10 Aliens  
Chapters -
0:00 - Intro
0:58 - Season 1 Episode 1
3:41 - Season 1 Episode 2
5:52 - Season 1 Episode 3
7:18 - Season 1 Episode 4
9:01 - Season 2 Episode 2
9:48 - Season 2 Episode 7
10:33 - Season 3 Episode 1
11:31 - Season 3 Episode 11 & 12
12:26 - Season 3 Episode 13
12:54 - Secret Of The Omnitrix
13:48 - Season 4 Episode 2
14:05 - Something special
15:46 - It's time for you to choose