Review: reduce everything he touches to a shrill , didactic cartoon 
Sentiment: negative

Review: treachery 
Sentiment: negative

Review: undisputed is nearly incoherent , an excuse to get to the closing bout ... by which time it 's impossible to care who wins . 
Sentiment: negative

Review: the film 's plot may be shallow , 
Sentiment: negative


Review: it can seem tiresomely simpleminded .