Season 1
1.
And Then There Were 10
2.
Washington B.C.
3.
The Krakken
4.
Permanent Retirement
5.
Hunted
6.
Tourist Trap
7.
Kevin 11
8.
The Alliance
9.
Last Laugh
10.
Lucky Girl
11.
A Small Problem
12.
Side Effects
13.
Secrets
Season 2
1.
Truth
2.
The Big Tick
3.
Framed
4.
Gwen 10
5.
Grudge Match
6.
The Galactic Enforcers
7.
Camp Fear
8.
Ultimate Weapon
9.
Tough Luck
10.
They Lurk Below
11.
Ghostfreaked Out
12.
Dr. Animo and the Mutant Ray
13.
Back With a Vengeance
Season 3
1.
Ben 10,000
2.
Midnight Madness
3.
A Change of Face
4.
Merry Christmas
5.
Benwolf
6.
Game Over
7.
Super Alien Hero Buddy Adventures
8.
Under Wraps
9.
The Unnaturals
10.
Monster Weather
11.
The Return
12.
Be Afraid of the Dark
13.
The Visitor
Season 4
1.
Perfect Day
2.
Divided We Stand
3.
Don't Drink the Water
4.
Big Fat Alien Wedding
5.
Secret of the Omnitrix (1)
6.
Secret of the Omnitrix (2)
7.
Secret of the Omnitrix (3)
8.
Ben 4 Good Buddy
9.
Ready to Rumble
10.
Ken 10
11.
Ben 10 vs. Negative 10 (1)
12.
Ben 10 vs. Negative 10 (2)
13.
Goodbye and Good Riddance
