Ben 10: Alien Force

The BEST episodes of Ben 10: Alien Force

Every episode of Ben 10: Alien Force ever, ranked from best to worst by thousands of votes from fans of the show. The best episodes of Ben 10: Alien Force!

Ben 10: Alien Force is the sequel to the hit Cartoon Network series, Ben 10. The series takes place five years later after the original. Ben no longer wears the Omnitrix, and his cousin, Gwen, has honed her skills in magic. But when an alien invasion of the DNALIENS strike Earth and Grandpa Max goes missing, Ben decides that it's hero time once again. He's not alone, as he is joined by Gwen, and even his old archenemy, Kevin Levin comes along for the ride. Now it's time once again for Ben to begin his quest to find his grandfather and stop the invasion from the evil DNALIENS.

Last Updated: 7/25/2022Network: Cartoon Network
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Above and Beyond
star
9.70
69 votes

#1 - Above and Beyond

Season 3 - Episode 17 - Aired 3/12/2010

The Plumber's Helpers are called upon by Grandpa Max to rescue him from an abandoned space station where he's being attacked by Ben! The team must now find a way to work together as they try to save Max, stop Ben, and keep the space station from crashing to Earth.

Directors: Butch Lukic
Watch Now:Amazon
The Final Battle (1)
star
9.60
88 votes

#2 - The Final Battle (1)

Season 3 - Episode 19 - Aired 3/26/2010

Albedo has stolen the Ultimatrix from Azmuth and has used it to kidnap Gwen and Kevin. Ben goes to face Albedo and rescue his friends when he quickly discovers that Albedo has been working in conjunction with Vilgax. Ben is defeated by the pair and gives up the Omnitrix to save himself and his friends.

Directors: Butch Lukic, Dan Riba
Watch Now:Amazon
The Final Battle (2)
star
9.49
74 votes

#3 - The Final Battle (2)

Season 3 - Episode 20 - Aired 3/26/2010

Powerless, Ben goes aboard Vilgax's ship and faces off with Vilgax to stop his invasion of Earth in their final battle. Albedo gives Ben the Ultimatrix and Ben gets his old aliens and their evolved forms.

Directors: Butch Lukic, Dan Riba
Watch Now:Amazon
Time Heals
star
9.44
71 votes

#4 - Time Heals

Season 3 - Episode 15 - Aired 1/22/2010

Despite being warned by Paradox, Gwen travels back in time to prevent the accident that turned Kevin into a monster from ever happening. Gwen returns to the present only to find that her time traveling caused a series of events that led to Hex ruling the world.

Directors: Rick Morales
Watch Now:Amazon
Trade Off
star
9.22
67 votes

#5 - Trade Off

Season 3 - Episode 11 - Aired 12/4/2009

Kevin makes a temporary truce with Darkstar to retrieve an artifact that will return them into their former selves.

Directors: Butch Lukic
Watch Now:AmazoniTunes
Con of Rath
star
8.88
100 votes

#6 - Con of Rath

Season 3 - Episode 13 - Aired 1/8/2010

Zaw-Veenull asks Ben to deliver Prince Tiffin to Jarret in order to keep peace between the two species. Shortly, after their trip in space, the Omnitrix malfunctions and turns Ben into an Appoplexian named Rath who wants to fight anything that breathes.

Directors: Dan Riba
Watch Now:AmazoniTunes
Primus
star
8.64
104 votes

#7 - Primus

Season 3 - Episode 14 - Aired 1/15/2010

The Omnitrix transports Ben, Gwen, and Kevin to a planet called Primus, which turns out to have been created by Azmuth. They must stop Vilgax from stopping the Omnitrix at its source.

Directors: Butch Lukic
Watch Now:Amazon
Vendetta
star
8.63
103 votes

#8 - Vendetta

Season 3 - Episode 18 - Aired 3/19/2010

Kevin returns home to find his house ransacked, so he enlists Ben and Gwen's help to find out who did it and why. They soon cross paths with Ragnarok, a deadly criminal who recently broke free from the Null Void and is in search of a special key. Kevin is intent on stopping Ragnarok from obtaining the special key, especially after he learns the truth about Ragnarok and his father.

Directors: Rick Morales
Watch Now:Amazon
Simple
star
8.32
134 votes

#9 - Simple

Season 3 - Episode 5 - Aired 10/9/2009

An alien named Probity seeks help from Ben to stop the on-going war on her home planet.

Watch Now:AmazoniTunes
Save the Last Dance
star
8.31
274 votes

#10 - Save the Last Dance

Season 2 - Episode 4 - Aired 11/7/2008

Kevin asks Gwen to the school dance; Ben fears he's losing control of the Omnitrix.

Directors: Dan Riba
Watch Now:AmazoniTunes
Ghost Town
star
8.29
140 votes

#11 - Ghost Town

Season 3 - Episode 10 - Aired 11/20/2009

Vilgax promises Ghostfreak to spring him out of prison as long as he tells him the secrets of the Omnitrix, but when Ghostfreak betrays him and turns his people into his minions, Vilgax comes to Earth and asks for Ben, Gwen and Kevin's help to get rid of Ghostfreak.

Directors: Dan Riba
Watch Now:AmazoniTunes
The Secret of Chromastone
star
8.28
130 votes

#12 - The Secret of Chromastone

Season 3 - Episode 16 - Aired 1/29/2010

While sick, Ben is visited by old friend Tetrax, who demands that Ben hand over Chromastone.

Directors: Dan Riba
Watch Now:Amazon
In Charm's Way
star
8.27
142 votes

#13 - In Charm's Way

Season 3 - Episode 9 - Aired 11/13/2009

Kevin is beginning to lose all hope that he will someday return to his human self. He then meets a girl who doesn't seem to mind the form he is in. Kevin finds himself under her spell, quite literally, as Charmcaster has come back to exact revenge on Ben and Gwen. Kevin, under Charmcaster's spell, has no choice but to obey his master and destroy Ben and Gwen.

Watch Now:AmazoniTunes
The Gauntlet
star
8.23
215 votes

#14 - The Gauntlet

Season 1 - Episode 9 - Aired 6/14/2008

When Ben stands up to Cash and JT, they soon discover a robotic gauntlet from Kevin's vehicle. With it, Cash decides to get back on Ben, although this time, it's more than just a joke.

Directors: Dan Riba
Watch Now:AmazoniTunes
War of the Worlds (2)
star
8.21
201 votes

#15 - War of the Worlds (2)

Season 2 - Episode 13 - Aired 3/27/2009

Ben goes to the HighBreeds' world in an attempt to stop their attack on Earth.

Directors: Butch Lukic
Watch Now:AmazoniTunes
X = Ben + 2
star
8.20
251 votes

#16 - X = Ben + 2

Season 1 - Episode 13 - Aired 8/31/2008

An alien emperor plans to destroy the planet Earth for kidnapping his daughter. In order to save the planet, Ben must uncover the secrets of Alien X.

Directors: Butch Lukic
Watch Now:AmazoniTunes
Vengeance of Vilgax (1)
star
8.15
186 votes

#17 - Vengeance of Vilgax (1)

Season 3 - Episode 1 - Aired 9/11/2009

Vilgax, after conquering 10 planets, comes to Earth to destroy Ben.

Directors: Butch Lukic, Dan Riba
Watch Now:AmazoniTunes
Kevin's Big Score
star
8.14
169 votes

#18 - Kevin's Big Score

Season 1 - Episode 4 - Aired 5/3/2008

Kevin shatters Ben and Gwen's trust when he steals the Rust Bucket to sell for alien technology on the black market.

Directors: Butch Lukic
Watch Now:AmazoniTunes
War of the Worlds (1)
star
8.14
216 votes

#19 - War of the Worlds (1)

Season 2 - Episode 12 - Aired 3/27/2009

Ben, Gwen and Kevin gather their allies to counter the threat of the incoming Highbreed fleet. Azmuth reveals a secret about the Omnitrix.

Directors: Dan Riba
Watch Now:AmazoniTunes
Busy Box
star
8.13
95 votes

#20 - Busy Box

Season 3 - Episode 12 - Aired 12/11/2009

Ben, Kevin and Gwen come across an alien box that can forms into a robotic version of whatever it sees. It power becomes a liability when the Vreedle brothers decide to take the box for themselves.

Directors: Rick Morales
Watch Now:AmazoniTunes
Birds of a Feather
star
8.12
114 votes

#21 - Birds of a Feather

Season 2 - Episode 10 - Aired 3/24/2009

The gang helps the prince of the arachna-chimps regain power

Directors: Dan Riba
Watch Now:AmazoniTunes
Inferno
star
8.08
175 votes

#22 - Inferno

Season 3 - Episode 3 - Aired 9/18/2009

Ben, Gwen and Kevin discover that Vulkanus is planning to drill the center of the Earth and drop a bomb into the hole. Destroying the planet.

Directors: John Fang
Watch Now:AmazoniTunes
Ben 10 Returns (2)
star
8.07
210 votes

#23 - Ben 10 Returns (2)

Season 1 - Episode 2 - Aired 4/18/2008

Ben, Gwen, and Kevin follow a lead that takes them to a secret base in the desert. There they hope to find Grandpa Max but instead find a Highbreed spaceship with a giant cannon.

Directors: Butch Lukic, Dan Riba
Watch Now:AmazoniTunes
Undercover
star
8.07
177 votes

#24 - Undercover

Season 2 - Episode 5 - Aired 11/14/2008

Cooper is kidnapped by the DNAliens, who want him to build a mystery arch.

Directors: Butch Lukic
Watch Now:AmazoniTunes
Plumbers' Helpers
star
8.04
245 votes

#25 - Plumbers' Helpers

Season 1 - Episode 12 - Aired 7/19/2008

Freelance young Plumbers mistake Ben and his team as a threat.

Directors: Dan Riba
Watch Now:AmazoniTunes

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