Doctor Neo Periwinkle Cortex, (ネオ・コルテックス Neo Cortex in Japanese) most known as Doctor Neo Cortex, N. Cortex, Cortex, or Doctor Cortex, is a professional evil scientist and the primary antagonist of the Crash Bandicoot series. He is known as the creator of his nemesis: Crash Bandicoot. In the games Crash Bandicoot, Crash Bandicoot: The Huge Adventure, and Crash Bandicoot Purple: Ripto's Rampage, he is voiced by Brendan O'Brien. From Crash Bandicoot 2: Cortex Strikes Back to Crash Nitro Kart, he is voiced by Clancy Brown. In the games Crash Twinsanity to Crash: Mind over Mutant he has been voiced by Lex Lang. In almost all games, Cortex is usually the final boss, the exception being Crash Twinsanity.