The 'pen-ravenous Yanks, who rode a series of game-shorteners to their first 100-win season since 2009 a year ago, and already boast three of the league's best in Aroldis Chapman, Dellin Betances, and Chad Green, seem hungry for more.More news: White Sox Make Formal Offer To Manny Machado
Robertson appeared in 69 games for the New York Yankees this past season, going 8-3 with five saves, a 3.23 ERA, 2.97 FIP, 1.03 WHIP and 91 strikeouts against 26 walks over 69.2 innings pitched.
Robertson, who represented himself this winter after parting ways with his agent, will earn $10 million in 2019 and $11 million in 2020. Robertson called the experience pursuing a contract without an agent "eye-opening", in that he has "always been fascinated by the business of baseball".More news: Flu activity increasing in New York City — CDC
"Philly really checked off all the boxes for me", Robertson said to MLB.com. "They are hungry to get back to the postseason and win. They've put together a great squad and I think I can bring a lot to the team in the back end of their bullpen".More news: Manchester City hands Liverpool first loss of Premier League season
Robertson's numbers won't blow you away, but his durability and consistency should. These aren't flashy signings, but they undoubtedly make the Phillies a better team than they were in 2018.