|First Appearance||"Pilot episode" July 10, 1996|
|Friends||Helga, Mr. Smith|
Arnold is a fictional character created by Craig Bartlett. He has featured in claymation shorts and comics, but his main role has been the main protagonist of the Nickelodeon animated television series Hey Arnold!. His head is shaped like a giant football, thus earning him the nickname "Football-Head"
Nicktoons: Attack of the ToybotsEdit
Arnold appears as a collectible Master Model in Nicktoons: Attack of the Toybots for both the console and handheld version of the game.
Nicktoons: Freeze Frame FrenzyEdit
Arnold appears as a playable character in Nicktoons: Freeze Frame Frenzy, even having his own level in the game.