The line comes from Steins;Gate, the science-fiction story centred on Rintaro Okabe, a university student who adopts the persona Hououin Kyouma and proudly calls himself a mad scientist. The character first appeared in the 2009 visual novel before reaching a wider audience through the 2011 anime adaptation, where Okabe's theatrical self-introductions became one of his defining traits. Fans clipped his most dramatic declarations for memes, reaction videos and soundboards, and the phrase has endured because it instantly captures his mix of brilliance, paranoia and comedy.