Sebastian

President Sebastian is the main antagonist of Secret agent 6th Grader and Diary of a 6th Grade Ninja 6.

He is described as a

"perfect 6th grader", with a cheerleader girlfriend, two dogs, super rich, athletic, perfect grades, and never had to use braces.

History
In his term as president, Sebastian started up a candy scandal, only to have his plans foiled by Brody Valintine. Later, he started giving out gum, however gum wasn't allowed at Buchanan School so he disguised the gum as erasers, only to again be foiled by Chase Cooper. It was then that he lost his presidential campaign, and was replaced by Zoe Cooper.