John Gambadoro of 620 KTAR reports that the Diamondbacks have hired former Cardinals pitching coach Dave Duncan as a pitching consultant/special assistant to the general manager.
Diamondbacks signed RHP Tyler Clippard to a two-year, $12.25 million contract.
Indians signed RHP Craig Stammen to a minor league contract with an invitation to spring training.
MLB.com's Jesse Sanchez reports that Cuban infielder Yulieski Gourriel has defected from his native country.
Jason Castro will have an arbitration hearing with the Astros on Monday afternoon.
Freddy Garcia will retire from baseball after pitching for his native Venezuela in the Caribbean Series championship game on Sunday.
Roch Kubatko of MASNSports.com reports that the Orioles are "checking medicals again and weighing the pros and cons" of signing Yovani Gallardo.
Blue Jays signed RHP Gavin Floyd to a one-year, $1 million contract.
Cubs and RHP Jake Arrieta avoided arbitration by agreeing to a one-year, $10.7 million contract.
Giants signed INF Conor Gillaspie to a minor league contract.
ESPN's Jayson Stark reports that the Blue Jays plan to have long-term extension talks with the agents of Jose Bautista and Edwin Encarnacion during spring training.
Marc Topkin of the Tampa Bay Times reports that the Rays are among the teams considering Tyler Clippard.