Original sentence: In English localizations of the film, Mewtwo's personality and goals were changed to world domination; localization director Norman Grossfield stated the change was to have Mewtwo be more defined as a clear evil for American audiences, intended to contrast to the "good" element of Ash
Edited sentence: In English localizations of the film, Mewtwo's personality was changed to arrogant and megalomaniacal; localization director Norman Grossfield described the changes as necessary to portray Mewtwo as a clear evil for American audiences, intended to contrast against the "good" element of Ash