This category is for characters that appeared only once onscreen throughout the franchise.
Trending pages
All items (550)
A
- Abel North
- Accidentals
- Adolfo
- Agent Six (Generator Rex)
- Agent Six (Reboot)
- Ah Puch
- Air Force Major General
- Alfred Lord Tennyson
- Alien Contractors
- Alien's Actor
- Allen
- Aloysius Animo (Reboot Future)
- Alpha
- Amarillo
- Amazing Alan
- Andy
- Animus
- Anur-Mirrored Ben
- Anur-Mirrored Charmcaster
- Anur-Mirrored Hobble
- Anur-Mirrored Rook
- Apotheosis Animo
- Argit (Argitrix Timeline)
- Argit (Omniverse Future)
- Arnold
- Aunt Cathy
- Azmuth's Father
- Azul
B
- Bailiff (Alien Force)
- Bailiff (Omniverse)
- Baron Highway
- Barry
- Bartholomew
- Basher
- Bass
- Ben 10,000 (Reboot)
- Ben 10,000 (Ultimate Alien)
- Ben Tennyson (Alien Force Dimension)
- Ben Tennyson (Dimension 12041.5)
- Ben Tennyson (Evil Ben's Dimension)
- Ben Tennyson (Maximilian's Dimension)
- Ben Tennyson (Omniverse Dimension)
- Ben Tennyson (Original Series Dimension)
- Ben Tennyson (Ultimate Alien Dimension)
- Ben's Actor
- Ben's Dog
- Ben's Teacher (And Then There Were 10)
- Ben's Teacher (Destroy All Aliens)
- Ben's Teacher (Goodbye and Good Riddance)
- Benevelon
- Benjamin Franklin
- Bert Buzbee
- Betty Jean Tennyson
- Bezel
- Big Chill's Offspring
- Big Ed
- Bill Gacks
- Billy (Original)
- Billy's Robots
- Bird Villains
- Blacksmith
- Blowfish
- Blue Leader
- Blue-Worst
- Blukic (Omniverse Future)
- Bob
- Bob (Reboot)
- Bob Tennyson
- Boblins
- Bobo Haha (Reboot)
- Dr. Borges
- Bowling Ball Bandit
- Brannigan
- Bruce
- Agent Bryson
- Buddy Buddanski
- Bunker Highbreed
- Buttercup
- Buzz (Human)
C
- Caecilia
- Camille Mann
- Camille's Ex-Boyfriend
- Candace
- Carl
- Carl Tennyson (Goodbye and Good Riddance)
- Carl Tennyson (RAT Timeline)
- Mrs. Carlyle
- Carrot Monster
- Cash Murray (RAT Timeline)
- Baby Celestialsapien
- Mother Celestialsapien
- Cerberus
- Cerebrocrustacean Actor
- Charlemange
- Charles Zenith
- Charlie Lien Ho
- Chinzilla
- Chupacabra
- Cicely
- Claymore
- Clerk
- Clyde Fife
- Coach Keene
- Mayor Coleman
- Collector
- Computron
- Conductobot
- Constantine Jacobs
- Cornelius Hartfield
- Magister Coronach
- Cosmic Mom
- Councilwoman Liang
- Crystal Claws
- Cybird
D
E
F