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: 😳The intensity that @sydneyswans play at is extraordinary #relentless #AFLCatsSwans #AFLFinals 🏉👏🏿
This tweet contains emotions: 
joy, optimism