Walker (Star Wars)
Encyclopedia
Walkers are vehicles from the Star Wars
Star Wars
Star Wars is an American epic space opera film series created by George Lucas. The first film in the series was originally released on May 25, 1977, under the title Star Wars, by 20th Century Fox, and became a worldwide pop culture phenomenon, followed by two sequels, released at three-year...

 universe that traverse the landscape on mechanical legs. They are used by the Old Republic and the Galactic Empire
Galactic Empire (Star Wars)
The Galactic Empire is one of the main factions in the fictional universe of Star Wars. It is a galaxy-spanning regime established by the series' lead villain, Palpatine, to replace the Galactic Republic in Star Wars Episode III: Revenge of the Sith. The Galactic Empire is introduced in Star Wars...

 for ground assault or transport. Throughout the saga, walkers have played a pivotal role in the fate of characters and the outcome of battles. Industrial Light and Magic
Industrial Light and Magic
Industrial Light & Magic is an Academy Award-winning motion picture visual effects company that was founded in May 1975 by George Lucas and is owned by Lucasfilm. Lucas created the company when he discovered that the special effects department at 20th Century Fox was shut down after he was given...

 is responsible for their animation and design, often using models, stop-motion animation, and relevant matte paintings to depict their presence in the films.

There are a variety of walkers: Star Wars Episode V: The Empire Strikes Back
Star Wars Episode V: The Empire Strikes Back
Star Wars Episode V: The Empire Strikes Back is a 1980 American epic space opera film directed by Irvin Kershner. The screenplay, based on a story by George Lucas, was written by Leigh Brackett and Lawrence Kasdan...

 introduces the All Terrain Armored Transport (AT-AT) and All Terrain Scout Transport (AT-ST), while Star Wars Episode II: Attack of the Clones
Star Wars Episode II: Attack of the Clones
Star Wars Episode II: Attack of the Clones is a 2002 American epic space opera film directed by George Lucas and written by Lucas and Jonathan Hales. It is the fifth film to be released in the Star Wars saga and the second in terms of the series' internal chronology...

, Star Wars Episode III: Revenge of the Sith
Star Wars Episode III: Revenge of the Sith
Star Wars Episode III: Revenge of the Sith is a 2005 American epic space opera film written and directed by George Lucas. It is the sixth and final film released in the Star Wars saga and the third in terms of the series' internal chronology....

, and the Star Wars Expanded Universe
Star Wars Expanded Universe
The Star Wars Expanded Universe encompasses all of the officially licensed, fictional background of the Star Wars universe, outside of the six feature films produced by George Lucas. The expanded universe includes books, comic books, video games, spin-off films like Star Wars: The Clone Wars,...

 feature numerous others. Walker variants have been merchandised and featured in popular culture.

All Terrain Armored Transport (AT-AT)

The AT-AT is a large, four-legged walking robot ("walker") introduced in The Empire Strikes Back and also appearing in Return of the Jedi.

Origin and design

Joe Johnston
Joe Johnston
Joseph Eggleston "Joe" Johnston II is an American film director and former effects artist best known for such effects-driven movies as Honey, I Shrunk the Kids, Jumanji, The Rocketeer, Jurassic Park III, the period drama October Sky, The Wolfman, and Captain America: The First Avenger.- Life and...

's original design for the Empire's war machines was a giant, multi-wheeled vehicle; this design later became the "Juggernaut" in West End Games
West End Games
West End Games was a company that made board, role-playing, and war games. It was founded by Daniel Scott Palter in 1974 in New York, but later moved to Honesdale, Pennsylvania...

' roleplaying material, and the design was reworked into the clone turbo tank for Star Wars Episode III: Revenge of the Sith
Star Wars Episode III: Revenge of the Sith
Star Wars Episode III: Revenge of the Sith is a 2005 American epic space opera film written and directed by George Lucas. It is the sixth and final film released in the Star Wars saga and the third in terms of the series' internal chronology....

.

For The Empire Strikes Back, however, the final design was a four-legged walker. Industrial Light & Magic (ILM) created models ranging from 6 to 50 centimeters in height. ILM filmed the AT-ATs using stop-motion animation against matte paintings created by Mike Pangrazio because attempts at compositing miniature footage against live-action background footage yielded mediocre results. Additionally, ILM studied elephants to determine the best way to animate the four-legged AT-ATs. Although the stop-motion animation style gave the AT-ATs a jerky, "staccato-like" effect on film, ILM found this movement acceptable because of the AT-ATs' mechanical nature. The sound of the AT-AT walking was created by Sound Designer Ben Burtt
Ben Burtt
Benjamin "Ben" Burtt, Jr. is an American sound designer who has worked on various films including: the Star Wars and Indiana Jones film series, Invasion of the Body Snatchers , E.T. the Extra-Terrestrial , and WALL-E...

, by using the sound of an industrial sheet metal stamper.

A common myth is the design drew from prominent container cranes at the port of Oakland, California. Lucas denies the inspiration.

Depiction

Dialog in National Public Radio's adaptation of The Empire Strikes Back states that AT-ATs "look like animals"; the character goes on to describe the vehicles as carrying "extremely heavy armor and armaments". The AT-AT, designed to favor "fear over function", is manned by two men to drive the vehicle and can carry up to five speeder bike
Speeder bike
Speeder bikes and swoop bikes are small, fast transports that use repulsorlift engines in the fictional Star Wars universe. Star Wars Episode VI: Return of the Jedi includes a prominent speeder bike chase; speeders and swoops also appear in Star Wars Episode I: The Phantom Menace, Star Wars Episode...

s and 40 Imperial stormtrooper
Imperial stormtrooper
The Imperial Stormtroopers are fictional soldiers from George Lucas' Star Wars universe. Stormtroopers are the soldiers of the imperial army under the leadership of the evil Sith Lord and Emperor Palpatine and his commanders, most notably Darth Vader and Grand Moff Tarkin.They are shown in...

s. The walkers themselves carry two blasters and two laser cannons. Manufactured by Kuat Drive Yards, Expanded Universe sources describe the AT-AT as being either 15 metres (49 ft) or 22.5 metres (74 ft) tall. Their armor is resistant to most standard blaster weapons; however, the "neck" column of the walker holds no such invulnerability and, if shot, can cause the entire walker to be destroyed.

The AT-AT is the primary assault vehicle during the Battle of Hoth, first depicted in The Empire Strikes Back. In the film, the AT-ATs are responsible for destroying the shield generator protecting the Rebel headquarters, taking out many soldiers, vehicles, and installations in the process. One walker is destroyed when a Rebel Alliance Snowspeeder
Snowspeeder
A snowspeeder is a Rebel Alliance vehicle featured in Star Wars Episode V: The Empire Strikes Back and several books, comics, and video games in the Star Wars Expanded Universe...

 wraps a tow cable around the legs, causing its collapse. Another AT-AT is destroyed by Luke Skywalker
Luke Skywalker
Luke Skywalker is a fictional character and the main protagonist of the original film trilogy of the Star Wars franchise, where he is portrayed by Mark Hamill. He is introduced in Star Wars Episode IV: A New Hope, in which he is forced to leave home, and finds himself apprenticed to the Jedi master...

, who damages critical systems underneath the walker with his lightsaber
Lightsaber
A lightsaber is a fictional weapon in the Star Wars universe, a "laser sword." It consists of a polished metal hilt which projects a blade of light about 1.33 metres long. The lightsaber is the signature weapon of the Jedi order and their Sith counterparts, both of whom can use them for close...

 and a grenade. The AT-AT also makes a cameo appearance in Return of the Jedi, where one guards a landing platform on Endor.

All Terrain Scout Transport (AT-ST)

The AT-ST is a two-legged walker introduced in The Empire Strikes Back and featured extensively in Return of the Jedi. Due to their design and movement, they are often dubbed "chicken walker
Chicken walker
A chicken walker is a fictional type of bipedal robot or mecha, distinguished by its rear-facing knee joint. This type of articulation resembles a bird's legs, hence the name. However, birds actually have forward-facing knees; they are digitigrade, and what most call the "knee" is actually the...

s".

Origin and design

The AT-ST model used in The Empire Strikes Back was to have more screen time; however, one scene depicting a snowspeeder
Snowspeeder
A snowspeeder is a Rebel Alliance vehicle featured in Star Wars Episode V: The Empire Strikes Back and several books, comics, and video games in the Star Wars Expanded Universe...

 shooting at the AT-ST model was ruined when the set's background shifted. For Return of the Jedi, ILM made the AT-ST design more detailed. Numerous models were created, including a full-sized AT-ST for on-location shooting. Director Richard Marquand
Richard Marquand
Richard Marquand was a Welsh film director best known for directing the 1983 blockbuster Star Wars film, Return of the Jedi.-Early life:...

 and producer Robert Watts
Robert Watts
Robert Watts is a British film producer who is best known for his involvement with the Star Wars and Indiana Jones film series. His half brother is Jeremy Bulloch, who played Boba Fett in the original Star Wars trilogy.-Chichester University Visit:...

 played the AT-ST operators for the scene in which Chewbacca
Chewbacca
Chewbacca, also known as Chewie, is a character in the Star Wars franchise, portrayed by Peter Mayhew. In the series' narrative chronology, he appears in Episode III: Revenge of the Sith, Episode IV: A New Hope, Episode V: The Empire Strikes Back and Episode VI: Return of the Jedi...

 (Peter Mayhew
Peter Mayhew
Peter Mayhew is an English actor known for playing the Wookiee Chewbacca in the Star Wars movies. His peak height was tall.-Career:...

) and a pair of Ewok
Ewok
Ewoks originate from the Star Wars films. In the series, they are a species of teddy-bear-like hunter-gatherers that inhabit the forest moon of Endor. The Ewoks live in various tree-huts and primitive dwellings. They first appeared in the film Star Wars Episode VI: Return of the Jedi...

s commandeer an AT-ST.

Lee Seiler sued Lucasfilm
Lucasfilm
Lucasfilm Limited is an American film production company founded by George Lucas in 1971, based in San Francisco, California. Lucas is the company's current chairman and CEO, and Micheline Chau is the president and COO....

 in the mid-1980s, claiming that the AT-ST infringed on his copyright on what he called a "Garthian Strider", which he said he created in 1976 or 1977. The case was dismissed with the court noting that not only did Seiler not produce the supposed drawings at trial, but that the copyright came one year after The Empire Strikes Back debuted.

Depiction

Star Wars guidebooks describe the AT-ST as a "reconnaissance or defensive vehicle [that] is lightweight and built for speed". Their agility allows them to defend the slower AT-ATs or support other Imperial ground forces. They are 8.6 metres (28 ft) tall (although some sources describe them at seven meters) and seat a pilot and co-pilot. AT-STs are armed with laser cannons on the "chin" and sides, feet claws for destroying small defenses and side-mounted concussion missile launchers.

In The Empire Strikes Back, AT-STs scout for and support the slower AT-ATs during the Battle of Hoth. During the Battle of Endor as depicted in Return of the Jedi, the protagonists and the local Ewok tribes capture or destroy several AT-STs; their precariously balanced nature proves highly vulnerable to the Ewoks' primitive booby traps. In the Expanded Universe, AT-STs are often featured in Imperial attack forces. Video games such as Star Wars: Rogue Squadron
Star Wars: Rogue Squadron
Star Wars: Rogue Squadron is an arcade-style action game co-developed by Factor 5 and LucasArts. The first of three games in the Rogue Squadron series, it was published by LucasArts and Nintendo and released for Windows and the Nintendo 64 in December 1998...

 and Star Wars: Shadows of the Empire
Star Wars: Shadows of the Empire
Star Wars: Shadows of the Empire is a multimedia project created by Lucasfilm Ltd. in 1996. The original idea was to create an interquel, a story set between the movies The Empire Strikes Back and Return of the Jedi , and to explore all commercial possibilities of a full motion picture release,...

 include numerous AT-STs, and they are player-controllable units in several real-time strategy
Real-time strategy
Real-time strategy is a sub-genre of strategy video game which does not progress incrementally in turns. Brett Sperry is credited with coining the term to market Dune II....

 games. Some walker designs have been influenced by the AT-ST.

All Terrain Tactical Enforcer (AT-TE)

The AT-TE is a six-legged walker that appears in Attack of the Clones, Revenge of the Sith, and The Clone Wars
Star Wars: The Clone Wars (film)
Star Wars: The Clone Wars is a 2008 CGI animated science fiction/action film that takes place within the Star Wars saga, leading into the TV series of the same name. The film is set in the same time period as the 2003 Clone Wars television series...

 multimedia campaign.

Origin and design

Conceived by Ryan Church
Ryan Church (concept artist)
Ryan Church is an American-born concept designer best known for his designs of vehicles, planets, and architectures as a concept design supervisor on George Lucas's Star Wars Episode II, Episode III, and of the tripods in Steven Spielberg's War of the Worlds.He worked on James Cameron's Avatar ...

 as a predecessor to the AT-AT, the AT-TE's animation for Attack of the Clones was supervised by Rob Coleman. Tom St. Amand, who worked on the AT-AT scenes in The Empire Strikes Back, provided his experience to create a similar appearance for the AT-TE.

Depiction

AT-TEs are depicted as assault vehicles that appear at the Battle of Geonosis, as depicted in Attack of the Clones and various Clone Wars media. It has magnetic feet, which allows it to scale steep embankments if they are magnetic, like the mesa on Teth Star Wars: The Clone Wars
Star Wars: The Clone Wars (film)
Star Wars: The Clone Wars is a 2008 CGI animated science fiction/action film that takes place within the Star Wars saga, leading into the TV series of the same name. The film is set in the same time period as the 2003 Clone Wars television series...

. The six legs and overall flexibility reduce its speed, but increase its mobility and stability; moreover, its low speed allows it to walk through energy shields. The vehicles are fixed with laser turrets, a powerful projectile cannon, and heavy electromagnetic
Electromagnetism
Electromagnetism is one of the four fundamental interactions in nature. The other three are the strong interaction, the weak interaction and gravitation...

 armor. AT-TEs are manufactured by Rothana Heavy Engineering, a subdivision of Kuat Drive Yards (who manufacture many of the other walkers).

Expanded Universe

The All Terrain Personal Transport (AT-PT), introduced during the climax of Timothy Zahn
Timothy Zahn
Timothy Zahn is a writer of science fiction short stories and novels. His novella Cascade Point won the 1984 Hugo award. He is the author of nine Star Wars Expanded Universe novels, including seven novels featuring Grand Admiral Thrawn: the Thrawn Trilogy, the Hand of Thrawn duology, Outbound...

's novel Dark Force Rising
Dark Force Rising
Dark Force Rising is a 1992 novel, the second book in the Thrawn Trilogy by Timothy Zahn.-Plot:Prior to the Clone Wars, the Old Republic had constructed a fleet of 200 Dreadnaughts that were highly automated. This reduced their crew complement from 16,000 to 2,000 without diminishing their firepower...

, is a two-legged, one-person vehicle designed for the Old Republic as a "personal weapons platform for ground soldiers." The AT-PT is equipped with two blaster cannons, a concussion grenade launcher, and an array of sensors. The AT-PT is also featured in several video games, including Star Wars: Rogue Squadron
Star Wars: Rogue Squadron
Star Wars: Rogue Squadron is an arcade-style action game co-developed by Factor 5 and LucasArts. The first of three games in the Rogue Squadron series, it was published by LucasArts and Nintendo and released for Windows and the Nintendo 64 in December 1998...

, Star Wars: Force Commander
Star Wars: Force Commander
Star Wars: Force Commander is a real-time strategy computer game released in 2000.-Gameplay:The gameplay is much like any other birds eye view strategy game.-Plot:...

, and Star Wars: Galactic Battlegrounds
Star Wars: Galactic Battlegrounds
Star Wars: Galactic Battlegrounds is a real-time strategy computer game set in the Star Wars universe.Players have a choice of factions and campaigns. The factions in the original game include the Wookiees, Royal Naboo, the Trade Federation, the Empire, the Rebels, and the Gungans...

. The Jedi Academy Trilogy introduces MT-ATs ("spider walkers") designed specially for mountain terrain.

The All Terrain Anti-Aircraft (AT-AA), featured in various Expanded Universe media, is a four-legged anti-aircraft vehicle used by the Galactic Empire. The All Terrain Advance Raider (AT-AR) appears in Marvel Comics
Marvel Comics
Marvel Worldwide, Inc., commonly referred to as Marvel Comics and formerly Marvel Publishing, Inc. and Marvel Comics Group, is an American company that publishes comic books and related media...

' Star Wars series and an All Terrain Experimental Transport (AT-XT) appears in LucasArts
LucasArts
LucasArts Entertainment Company, LLC is an American video game developer and publisher. The company was once famous for its innovative line of graphic adventure games, the critical and commercial success of which peaked in the mid 1990s...

' Star Wars: The Clone Wars game. DK Publishing
Dorling Kindersley
Dorling Kindersley is an international publishing company specializing in illustrated reference books for adults and children in 51 languages. It is currently part of the Penguin Group....

's Attack of the Clones: Incredible Cross-Sections book mentions an All Terrain Heavy Enforcer.

Prequel trilogy

In addition to the AT-TE, other vehicles were created for Clone Wars media and depicted as predecessors to the walkers featured in the original trilogy. One such walker is the two-legged All Terrain Attack Pod (AT-AP), a variation of the AT-PT, seen in Revenge of the Sith and Clone Wars media. Alex Jaeger designed the AT-AP per Lucas' request to "diversify the Clone armor". The AT-AP features a variety of artillery weapons, a retractable third leg for stability, and other offensive features.

The All Terrain Open Transport (AT-OT), also seen in Revenge of the Sith and other sources, is a heavily armored transport whose open design makes it vulnerable from above. The AT-OT can transport 34 clone trooper
Clone trooper
The clone troopers of the Army of the Republic are soldiers in the fictional Star Wars universe, cloned from Jango Fett, a Mandalorian bounty hunter. They first appeared in Star Wars Episode II: Attack of the Clones, and returned in Star Wars Episode III: Revenge of the Sith where they were played...

s, who are protected by thick armor and four laser cannons. During the late stages of Revenge of the Sith's development, it was called the "Clone CAT walker".

Clone troopers mounted on All-Terrain Recon Transports (AT-RTs) search for Yoda
Yoda
Yoda is a fictional character in the Star Wars universe, appearing in the second and third original films, as well as all three prequel trilogy films. A renowned Jedi master, Yoda made his first on-screen appearance in Star Wars Episode V: The Empire Strikes Back where he is responsible for...

 (Frank Oz
Frank Oz
Frank Oz is a British-born American film director, actor, voice actor and puppeteer who is known for creating and performing the characters Miss Piggy and Fozzie Bear in The Muppet Show, Cookie Monster, Bert and Grover in Sesame Street, and for directing films, including the 1986 Little Shop of...

) on Kashyyyk
Kashyyyk
Kashyyyk , also known as Wookiee Planet C, is a planet in the Star Wars universe. It is the tropical, forested home world of the Wookiees...

 in Revenge of the Sith. The AT-RT is described as a precursor to the AT-ST, though it also shares similarities to the AT-PTs of the same era. A scene cut from Revenge of the Sith would have shown Yoda distracting clone troopers while Chewbacca removes them from their AT-RT in a manner similar to how he obtains control of an AT-ST in Return of the Jedi. AT-RT animators studied AT-ST movement to recreate part of the "original funkiness of movement" caused by the stop-animation style used in the original trilogy.

Merchandise

Kenner
Kenner
Kenner Products was a toy company founded in 1947 by three brothers, Albert, Phillip, and Joseph L. Steiner, in Cincinnati, Ohio, United States, and was named after the street where the original corporate offices were located, which is just north of Cincinnati's Union Terminal.Kenner introduced its...

 released AT-AT and AT-ST toys as part of their Empire Strikes Back line, and Hasbro
Hasbro
Hasbro is a multinational toy and boardgame company from the United States of America. It is one of the largest toy makers in the world. The corporate headquarters is located in Pawtucket, Rhode Island, United States...

 released toys based on those molds when the Special Edition trilogy was distributed. Micro Machines
Micro Machines
Micro Machines: The Original Scale Miniatures were a line of toys originally made by Galoob in the mid 1980s and throughout the 1990s. Galoob licensed the idea behind Micro Machines from Clem Heeden, a toy inventor from Wisconsin...

 also released AT-AT, AT-ST, and AT-TE toys. Both Decipher Inc. and Wizards of the Coast
Wizards of the Coast
Wizards of the Coast is an American publisher of games, primarily based on fantasy and science fiction themes, and formerly an operator of retail stores for games...

 published AT-AT and AT-ST cards for their Star Wars Customizable Card Game
Star Wars Customizable Card Game
Star Wars: Customizable Card Game is a customizable card game based on the Star Wars fictional universe. It was created by Decipher, Inc., which also produced the Star Trek Customizable Card Game and The Lord of the Rings Trading Card Game. The game was produced from December 1995 until December...

 and Star Wars Trading Card Game
Star Wars Trading Card Game
Star Wars: The Trading Card Game was a collectible card game produced by Wizards of the Coast . The original game was created by game designer Richard Garfield, the creator of the first modern trading card game, Magic: The Gathering...

, respectively. Lego
Lego
Lego is a line of construction toys manufactured by the Lego Group, a privately held company based in Billund, Denmark. The company's flagship product, Lego, consists of colorful interlocking plastic bricks and an accompanying array of gears, minifigures and various other parts...

has released AT-AT, AT-ST, AT-AP, AT-OT, and AT-TE models.

External links

The source of this article is wikipedia, the free encyclopedia.  The text of this article is licensed under the GFDL.
 
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