With Marvel’s superheroes blazing their way across movie screens, one factor for the films’ success is the supervillain(s) the heroes face. As any good storyteller will tell you, the vital ingredient for a gripping yarn is a formidable foe to put the story’s protagonist to the test.

Being that the Marvel superheroes have such memorable enemies and that they translate well to the screen it’s one reason why the Marvel films have been successful. Naturally, with future Marvel films coming up, this list will change, but that’s part of the fun in making up these lists. So for now, these are the top ten villains to appear in Marvel movies…and the five worst.

10. Ivan Vanko in Iron Man 2 (Mickey Rourke): Combining elements of Whiplash and the Crimson Dynamo for the big screen, Vanko is a cold, deadly and enraged Iron Man foe who was much more engaging than the…