Introduction:
A 10-year-old boy named Ben Tennyson who gets a watch-style alien device called the "Omnitrix". Attached to his wrist, it allows him to transform into 10 different alien creatures with different abilities, allowing him to fight evil from Earth and space with his cousin Gwen and grandfather Max.
How Ben got the Omnitrix
The Omnitrix
Alien Transformations
Evolution of Omnitrix
Villains in the Ben 10 Universe
