Matt Harvey, the Mets' 'Dark Knight,' retires at 34
Former MLB pitcher known as 'The Dark Knight' announces his retirement after nine seasons
Former Mets All-Star Matt Harvey Announces Retirement
MLB fans react to pitcher Matt Harvey's decision to call it quits after former Mets star ends decade-long MLB career: The Dark Knight was a dog
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Former Mets pitcher Matt Harvey retires after 9 seasons in MLB
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Matt_Harvey
Ex-Mets ace announces retirement at age 34
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Matt Harvey, the Mets' 'Dark Knight,' Retires at 34
Matt Harvey, the Mets' 'Dark Knight,' retires at 34