The Vampire Strikes Back

The Vampire Strikes Back is the forty-eighth episode of Ben 10: Omniverse.

Plot
Ben, Rook, and Rad Dudesman come face to face with the evil Lord Transyl, a vampire-like alien who can make anyone his loyal slave!

Major Events

 * Zs'Skayr uses the power he stole from the Alpha Rune to bring Lord Transyl, a member of the long extinct Vladats, back to life.
 * The Omnitrix obtains a new DNA sample (Whampire).
 * Whampire and Lord Transyl make their debuts.

Omnitrix Debuts

 * Whampire

Characters

 * Ben Tennyson
 * Rook Blonko
 * Rad Dudesman
 * Hobble
 * Scout

Villains

 * Lord Transyl (first appearance)
 * Zs'Skayr
 * Viktor
 * Kuphulu
 * Crüjo

Aliens Used

 * Astrodactyl
 * Whampire (first appearance)
 * Atomix

Allusions

 * This episode's title is a reference to the Star Wars movie "The Empire Strikes Back."
 * This episode shares its title with an episode of Scooby Doo.