According to the immense fresco on the ceiling of the United States Capitol Building, George Washington became a god. No doubt if he was alive, he would have had something very negative to say.
In BIONICLE, the Barraki's goal when they dwelled on land was to conquer all the universe and overthrow the Great Spirit Mata Nui. While they failed, Makuta was inspired by it and began formulating a Gambit Roulette to do it himself on an even grander scale. And he succeeds, committing Grand Theft Me against a Physical God and banishing Mata Nui's spirit into space in a Soul Jar.
In this commercial for the Central Institute of Technology, Aaron tells Henry he doesn't think he should be giving beer to the techies, and Henry, who until that point had been friendly, shouts, "I can do whatever I want, okay?! I'm a f*cking god!"
Simultaneously the Bad Ending and the inevitable result of playing a Mage: The Awakening character for more than a few dozen XP. Can happen even faster if you make unwise life choices and wisdom degeneration gives you the Narcissism derangement.