Task: Classify the mental state of the tweeter based on the tweet, determining if it is 'neutral or no emotion' or characterized by any of the provided emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust).
Tweet: @WDA_Punisher @SgtDangerCow @Battlefield I think so too. \nCasual audience was particularly unhappy with server admins and server rules.
This tweet contains emotions: 
anger, disgust, pessimism, sadness