|Powers and Abilities|
|Abilities|| Enhanced Strength
|Voice Actor||John DiMaggio|
|First Appearance||Washington B.C.|
Ben as Four Arms
Four Arms is a humanoid alien that is approximately twelve feet tall, has well developed muscles, two pairs of four-fingered arms, and red skin. A black stripe goes from his chin to his lower lip, and he has four eyes: a main pair, and a smaller pair below them.
In the original series, Four Arms wears a white t-shirt with a black line going down it, black pants, and fingerless gloves. He wears the Omnitrix symbol on his upper left shoulder. His eyes are yellow and he has no hair.
In Ultimate Alien, Four Arms wears gold wrist and ankle bands, and wears black underwear that has a gold waistband, as well as two golden sashes that go across his chest. His eyes are green, he has a black ponytail, and he wears the Ultimatrix symbol on his chest.
In Heroes United, Four Arms, in addition to his clothes in Ultimate Alien, wears pants, fingerless gloves, and tattoo like stripes on his body, which are the same as the stripes of his shirt in original, giving him his original series look.
In Omniverse, Four Arms now has three short spikes on the top of his head, a mustache like design, and the black stripe on the top of his head is gone. He has no hair, he has a black tank top like shirt with one large green stripe in the middle, and black pants. He has a belt, where the Omnitrix symbol is located. He also has fingerless gloves like in the original series, with green cuffs at the wrist of his gloves. His skin is also darker than it was in Ultimate Alien.
11-year-old Ben's Four Arms in Omniverse looks the same as the original series, but now has green eyes and the Omnitrix symbol on his shoulder is now green. In both his 11-year-old and 16-year-old incarnations, Four Arms now appears to have a second set of pectorals for his other set of arms. Four Arms wears his fingerless gloves and the same pants and shirt as the original series but his sleeves are gone, showing more muscles.
Gwen as Four Arms
Four Arms has darker skin and has Gwen's hair. Four Arms wears clothes based on Gwen's. She wears the Omnitrix symbol on her left shoulder.
In Ben 10: Protector of the Omniverse, he looks just like he did in the original series, but he has green eyes, his Infinimatrix symbol is on his chest and recolored, and the white part on his T-shirt is green.
In Ben 10: Heroics Unleashed, he looks like his Ultimate Alien self, but his ponytail and the straps on his chest are gone.
In Ben 10: The Omniwars, he has his Omniverse appearance, but is taller. He now has a black shirt with green stripes going from his arms to the center of his chest. This shirt resembles his 10-11 year old one. He has green pants, and the Omnimatrix IV symbol is on his left shoulder. Negative Four Arms has his Heroes United appearance, but with red eyes, paler skin, and a darker red and black on his wrist bands. Ben 10,000 as Four Arms has his original series appearance, but with a white and green shirt, and dark green pants.
In Ben 10: Ultimate Omniverse, 17-year old Ben as Four Arms looks like his Omniverse self, but he has his Ultimate Alien head and facial features. While his pants stay the same, he has his original series T-shirt, but with the colors reversed. His Omnitrix symbol is on his chest and he no longer has cuffs. As for 11-year old Ben, he has his 11-year old Omniverse appearance, but he has a black and green belt with a similar shape to Eye Guy's belt.
In Austen 14, Four Arms has dark red skin and has three short spikes on the top of his head, a mustache like design, a pair of jutting incisors. He also wears gold wrist and ankle bands, and a gold waistband, as well as two golden sashes that go across his chest. and black pants, and fingerless gloves. His eyes are grey and he has a ponytail.
In Legion Of Ultimate Superheroes, he has his Ultimate Alien appearance.
Ben 10: Super Omniverse
He looks like his UA appearance but his underwear and straps are green and his metal wrist/ankle bands are silver. He appears in Dimension Destruction: Part 1 to free himself and Good Aggregor. In Dimension Destruction: Part 2 he is used by Evil Ben and fights Rath. Ben uses him in Future Fiesta to fight future Vulkanus. He appears again in On a Roll (Super Omniverse) to fight Skate-R before going Super. He is used to defeat Khyber and Vulkanus in One Shall Fall: Part 1.
Ben 10: Ultimate Unleashed
He has his Original Series appearance but with a green belt. He is used in Surge of Excitement: Part 1, by 11 year old flashback Ben to fight past Surge. He appears in It's a Wonderful Afterlife being used to fight a illusion Vilgax.
Ben 10: Infinite Forms
Fred 40: The New Life
He now is similar to alternate Ben 10,000's Four Arms.
In Blast from the Past,
He was used by Young Spongebob.
In Speeding Cycle,
He failed to defeat the Citrakayahs.
Ben 10: Cartoon Battle
He was used to save Gwen from dying.
- Prot (part 2)
Finn 10: Fusion
In Finn 10: Fusion, Fourarms lost his ponytail. His eyes are now purple, and his belt is black.
In Ben 12, Four Arms looks the same as his OS self, except he has green eyes and his feet are black.
In Noah 10, Fourarms looks like UA Four arms, but with a black muscle shirt, white pants, and black wristbands and leg bands. He is used often, even though Noah says he doesn't like him that much. He has lost his belt and ponytail.
Fan Made Ultimate Alien
Four Arms is now purple-brown. He was used in The Permanent.
Zack 10 Master of the Ultimatrix
- Back to Abuses
- The DNAlien King (2x)
He was unlocked when Princess Looma grabbed the Omnitrix allowing it to scan her DNA.
Ben 10: Alien Alliance
He is voiced by John DiMaggio (by Ben), and Dee Bradley Baker (by Albedo)
Four Arms is one of Drake"s original 10. His appearance is the same as the one in Heroes United.
He is in Ben's first 10
- Good Deed part 1(flash back)
- Good Deed part 2 (x2)
In Tomas 10, he is one of Tomas's original 10 aliens. His appearance is the same as the original series. He is Tomas' strongest alien and choice of brute strength.
- The Gorilla Boss Challenge (debut)
- Monster Weather
- Rock Harder than the Rocks
- Reflected Glory
- Tourist Trap
- Raiders of the Blue Manta
- Prisoner #775 is Missing
- The Toughest Warriors of all Time
- Welcome to the Jungle
- How Hard do you Rock
- The Krakken
- Going Underground
- Tanks for the Memories
- Inspector #13
- Relative Battles (By Tom)
- 1 is OK, 2 is Fine, 100 is Too Much!
- Some Assembly Required
- Grand Theft Alien
- Wild Gorilla Chase
- Inspector #7
- Truth Be Told
- Safe House (by Tom)
- The Creator of Everything
- Shining Victory
- The Evil We've Seen
- The Ties that Bind
Four Arms will appear sometime in season three, and will look like he does on the Sumo Slammers CN.com game.
Ben 10: Superverse
Four Arms will appear sometime in season 3 of Ben 10: Superverse.
- Gwen 10 Returns Part 1
- IT'S YOUR FAULT ALBEDO!
- Khyber's preview
- Enter the Dagon's Part 1
Miguel 10: Excavation; Four Arms appears, combined with toro horns and a cape from the Yu-Gi-Oh! named E-Hero Captain Gold, the tail of a Pokémon called Vaporeon,, and the body, arms, legs and head of Four Arms. The Omnitrix is on the upper right hand of Four Arms.
Four Arms can now buff himself to the extreme, but if he stays more than five minutes like that, he automatically reverts. Also, his outfit is different. He has platinum gauntlets, platinum boots, platinum shoulder pads, and a mask like Doctor Doom's.
- Voided (John Smith 10) (first appearance)
- Kevin's Big Score (John Smith 10)
- War of the Worlds Part 1 (John Smith 10)
- Cold and Cunning
- Primus (John Smith 10) (has broken leg with John)
- Vengeance of Vilgax Part 2 (John Smith 10)
- Basic Training (John Smith 10) (x2)
- Vreedle, Vreedle (John Smith 10)
- The Transmogrification of Eunice (John Smith 10)
- Girl Trouble (John Smith 10)
- Eye of the Beholder (John Smith 10)
- Simian Says (John Smith 10)
- Hero Time (John Smith 10)
- The Creature From Beyond (John Smith 10)
- The Ultimate Enemy Part 2 (John Smith 10) (x2) (destroyed by Ultimate Way Big)
By Rob Lucci
- Inspector Number 13 (John Smith 10)
- Catch a Falling Star (John Smith 10) (accidental transformation; selected alien was Stinkfly)
By John 10,000
By Metal John
- Incarcecon Breakout, Part 1 (first re-appearance)
- Wanted (John Smith 10) (first re-appearance) (accidental transformation; selected alien was Lodestar)
- Fifth Battles
By Warmatrix Drone
- Timeless River (first re-appearance)
- Olympus Coliseum
- Battle of 1000 Heartless Part 2
- Darkside (episode)
- 100 Acre Wood
- Beauty and the Beast
Four Arms first appears as a street performer under Mr. Baumann's control.
Summoned by Mr. Baumann
By Warmatrix Drone
Four Arms is one of Jane's original 10.
- Call of the Wolf (first appearance)
Voice: Richard McGonagle
Four Arms does not wear the Omnitrix.
- Friend of My Enemy (first appearance)
- Episode 6: Eleven Aliens of Destruction (first re-appearance)
- The Tale of 2 Ahmads (By Old Ahmad)
Chris 10: Total Revolution
- Sick Day
- The First Mission
- Added Dimension
- Dreams are awaken
- Chris 10/Cassie 12 - Heroes of Two Worlds
- Bad Luck (Used by Lego, x2)
Ben 10: Protector of the Omniverse
- Ben 10: Rising Protector of Multi Omniverses (first reappearance, by POTO Ben)
- Wrath of Vilgax (Randomizer)
- Best Birthday Bash by Ben (by Ben 10,000)
- Doom Date
Ben 10: Heroics Unleashed
- Good Vreedle, Bad Vreedle (first reappearance)
Ben 10: The Omniwars
- Puppets on a String (first appearance by Albedo)
- An Osmosian and His Dog (first re-appearance by Ben)
Ben 10: Ultimate Omniverse
By 17-year old Ben
By 11-year old Ben
Legion Of Ultimate Superheroes
In Richard's A Christmas Carol, Four Arms portays the part of Scrooge's deceased partner, Jacob Marley. He has his Omniverse appearance, but with a tint of green, and no Omnitrix, being replaced by a key hole. He also has chains on him.
Phineas 10 and Phineas 11
He is used by Phineas the most with Phineasviktor.
In Phineas 10, he looks like the Ultimate Alien Four Arms only with black pants and orange where it is gold. In Phineas 11, he looks like 11 year old Ben's Four Arms in Omniverse, only he has a black shirt with green lines and the Transformatrix symbol is on his belt.
- Drones ( First appearence )
- Double Or Nothing
- Monster At Sea ( First Cameo Appearance )
- Tea Time in england
- Mega-What-Whatt !
- SquidFaced idiots
- Super Carter
- Carter 10'000
- Kevin 11
- Escape from Tetramand planet
- Carter 10'000 needs help
- Forest Foes
- Kevin Levin Returns
- Null Void search
In this series Fourarms has Josh's t- shirt and black pants. Is strong enough to lift Vilgax's spaceship, and throw it away.
Debut - A hero is going to be born.