Included among the great characters from Pixar are the villains such as Stinky Pete and Sid Phillips. While many of the antagonists are irredeemable, some have understandable motivations or are not villainous altogether and simply oppose the protagonists. Considering the tone of Pixar installments, it comes as no surprise that even their villains are sympathetic in some way.
Source：https://www.cbr.com/pixar-villains-who-were-right-disney/
