Answer:
Shapeshifter causes more harm to the hero's journey than Villain in fulfilling heros' destiny.
Explanation:
Because, Considering a villain is a person or an image which is stable. Whereas in the case of Shapeshifters, they can take up any of the shape. Sometimes a person or an object which would be impossible to detect and destroy. For example, let us consider "Captain Marvel" movie where Vers had to deal with Skrulls who are basically shape shifters. The writers made Skrulls to be in the good side. Let's take a moment to think how hard for Danvers to deal with shapeshifting villains. Hence the rather than Villain, the shapeshifters cause more harm in fulfilling hero's destiny.
The answer to this question would be “sweet” and “innocent”
Please show us the list you're referring to.