Black Swarm

Black Swarm is the thirty-fourth episode in Ben 10: The Omniwars and the fourteenth episode in the second season.

Plot
Elena Validus and Ben have to stop a Nanochip outbreak.

Characters

 * Ben Tennyson
 * Elena Validus

Villains

 * Victor Validus(Nanochip manifestation; first re-appearance)
 * Nanochips

Aliens Used

 * Nanomech