Review: self-deprecating comedy 
Sentiment: positive

Review: manages to generate the belly laughs of lowbrow comedy without sacrificing its high-minded appeal . 
Sentiment: positive

Review: a surprisingly charming and even witty match for the best of hollywood 's comic-book adaptations . 
Sentiment: positive

Review: , it 's also cold , gray , antiseptic and emotionally desiccated . 
Sentiment: negative


Review: a deserved co-winner of the audience award for documentaries at the sundance film festival