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Newredomni.png Characters and/or events depicted in this article are a what-if WhatNEW.png version and are non-canon

Arnold is a male student who goes to Madison Elementary School.

Appearance

Arnold is a chubby and short boy who and has short orange hair and brown eyes. He wears a short-sleeved light yellow T-shirt, green shorts, red glasses and white and green shoes.

During gym class at school, he wore a yellow T-shirt and dark blue shorts.

History

Arnold made his debut in Goodbye and Good Riddance, where he was often seen at school with his friend Peterson. When Ben arrived from vacation, the boys showed an interest in the space heroes, but did not know that Tennyson was behind them. When the hero became involved in their discussion, they walked away ignoring him.

Appearances

Ben 10

Season 4

Etymology

Arnold shares his first name with Arnold Perlstein from The Magic School Bus series, who also has glasses and orange hair.

Trivia

  • He has a blog about the alien sightings, much like Jimmy Jones.
Characters
Tennyson Family Ben TennysonGwen TennysonMax TennysonCarl TennysonSandra TennysonFrank TennysonNatalie TennysonKen TennysonGordon TennysonBetty Jean TennysonJoel TennysonCamille Mann-TennysonVera TennysonClyde FifeBig Chill's OffspringVerdona
Levin Family Kevin LevinMrs. LevinDevin LevinZedHarvey Hackett
Rook Family Rook BlonkoRook DaRook BrallaRook SharRook ShimRook ShiRook Ben
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Ultimate Alien Future Ben Tennyson
RAT Timeline Ben TennysonGwen TennysonMax TennysonCarl TennysonSandra TennysonCash MurrayEdward WhiteJ.T.Doris DaltonMr. HawkinsMr. WhittingtonMr. EnguellsMr. JenyxMrs. CarlyleConstantine JacobsOld Man
Gweniverse Gwen Tennyson
Gwen 10 (What-If?) Gwen TennysonBen TennysonMax Tennyson
Goodbye and Good Riddance (What-If?) Ben TennysonGwen TennysonMax TennysonCarl TennysonSandra TennysonCash MurrayJ.T.ArnoldPetersonBen's Dog
Dimension 23 Ben TennysonTetrax ShardSevenSevenAzmuth
No Watch Timeline Ben TennysonGwen TennysonMax TennysonKevin LevinJ.T.
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MAD Benjamin Franklin
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