What is the rating of Dragon Ball Legends and how many users dislike this App?
Dragon Ball Legends is the app; users who dislikes the app refers to Sentiment_Polarity<-0.5;
SELECT T1.Rating, COUNT(T2.Sentiment_Polarity) FROM playstore AS T1 INNER JOIN user_reviews AS T2 ON T1.App = T2.App WHERE T1.App = 'Dragon Ball Legends' AND CAST(Sentiment_Polarity AS INTEGER) < -0.5