E1 - And Then There Were 10
!Dec 27, 2005 - 23m
Average kid, ten year old Ben Tennyson, his Grandpa Max and his cousin Gwen's summer of adventure takes an odd turn when Ben discovers a watch like object that has been jettisoned from alien spacecraft high above the Earth.
E2 - Washington B.C.
!Jan 13, 2006 - 23m
Ben must fight Dr. Animo, a crazed scientist who has a DNA-altering device.
E3 - The Krakken
!Jan 14, 2006 - 23m
Ben has his hands full with a giant sea monster and an evil poacher.
E4 - Permanent Retirement
!Jan 21, 2006 - 23m
Ben must rescue his aunt and grandfather when they are held hostage by shape-shifting aliens.
E5 - Hunted
!Jan 28, 2006 - 23m
Ben is pursued by three bounty hunters sent by Vilgax to steal the Omnitrix.
E6 - Tourist Trap
!Feb 4, 2006 - 22m
Ben accidentally releases creatures made of electric energy and must use his own powers to recapture them.
E7 - Kevin 11
!Feb 11, 2006 - 22m
Ben meets a mutant who can absorb any form of energy and may be after the Omnitrix.
E8 - The Alliance
!Feb 18, 2006 - 22m
Ben clashes with a female gang member who's become part cyborg.
E9 - Last Laugh
!Feb 25, 2006 - 23m
Ben discovers an evil circus that's headed by a psychic vampire clown named Zombozo.
E10 - Lucky Girl
!Mar 4, 2006 - 23m
Ben battles a sorcerer who possesses a number of charms, and Gwen suddenly becomes a superhero when one of the charms falls into her hands.
E11 - A Small Problem
!Mar 11, 2006 - 23m
Ben gets revenge on an amusement-park attendant who said he was too small to go on a ride.
E12 - Side Effects
!Mar 18, 2006 - 22m
Ben's summer cold causes strange physical changes in his alien personas.
E13 - Secrets
!Mar 25, 2006 - 23m
Vilgax tries to get the Omnitrix for himself while Grandpa Max's strange past becomes known, causing a showdown between Vilgax and the Tennyson family.
