The Mets Mr Acosta was Designated for Assignment before the beginning of the season, passed through waivers and was out righted to Buffalo.
The soon to be 30 year old was squeezed out of the Mets bullpen with Blaine Boyer getting the last spot in the bullpen. He had a ERA of 2.95 last year for the Mets once he was called up. He was in 41 games in 2010 with a 9.5 K/9
Source baseball-reference
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