Sherman Peabody (Duo-Franchise)

Sherman Peabody Sr. is the hidden true main antagonist of the entire Duo-Franchise continuity and the sworn and mortal nemesis of Zachary Delightful who drove him to frame the teenager's children.

Early Life
Born in November 1, he made plans ever since he was 3. His biggest plan started to unfold once teenage vigilante Zachary, childhood hero Benjamin Krupp (also known as Captain Underpants), star athlete Victor, Calvin and Hector were born in 1999 and he organized the terrorist attacks in 9/11 though at the cost of the terrorists' lives. He then put his big plot into motion.

Henchangel Assassination
He then had a hand in destroying Dakota Delightful, Stephanie Delightful, Devon Delightful, James Delightful, Larry Delightful, Clint Garrison, Mordecai Delightful and a random librarian. This triggered a field of delusions for the civilians to be dunked on and they start to turn against Zachary's Myles Bot project consisting of childhood hero Captain Underpants, with child services agent Achu being the first to take action. However, this leaked his true nature and intentions and Zachary and his allies are determined to stop the source and save the world from his tyranny finding many decoys and androids in the process.

Peabody Exposed
Mistakenly thinking it was an endgame for the Myles Bots, he reveals himself as the true killer and tries to have Zachary and the gang killed to no avail. However, Zachary discovers the true allegiance of the Linden City Police and they join in on Sherman's plot to destroy the planet Earth. Thankfully, Captain Underpants sacrifices himself to begin destroying the Grizzly Empire devastatingly with the remaining Myles Bots' aid. Meanwhile, he gains an interest in impregnating Linka Loud for his own selfish gain.

Trivia

 * He serves as the villain for his actions throughout the entire series and is the most evil villain in said series.