However, the trouble is Evelyn Deavor is one of the least conspicuous hidden villains of any film ever made. Her name immediately gives the plot away, and despite her pretending to be a good guy ...

Not only do we get to see Elastigirl make mistakes, we also see another example of a bright, capable, flawed woman: Evelyn Deavor, revealed towards the end of the film to be its real villain.