Task: Identify the primary emotion conveyed in the tweet and assign it to either 'neutral or no emotion' or one or more of the provided emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust) that best capture the tweeter's mental state.
Tweet: @VeyGraphics I had to unfollow, he got trolled by trolls. His revenge trolling just caused a lot of collateral damage.
This tweet contains emotions: 
anger, disgust