The four Dexters—the child, the wimp, the hero, and the elder—unite to stop , who has successfully taken over the world using the Neurotomic Protocore. Mandark summons his own future versions for a massive showdown. However, just as the Dexters are about to fail at flipping the core's switch to positive, Dee Dee accidentally arrives via the time machine.
: He first meets a timid, cubicle-working version of himself who has lost his scientific spark and works for Mandark. subtitle Dexter's Laboratory.S00E02.Ego Trip.DVD
: He encounters an older, muscular, and battle-hardened Dexter who is actively fighting against a dystopian regime. The four Dexters—the child, the wimp, the hero,
In the movie , Dexter’s ordinary day in the lab is interrupted when a group of robots from the future attacks him, claiming they are sent to "destroy the one who saved the future." Intrigued by the idea that he becomes a hero, Dexter uses his time machine to travel forward and meet his future selves. The Journey Through Time Dexter visits three distinct versions of his future life: : He first meets a timid, cubicle-working version