OF Darin Mastroianni was activated from the 15-day disabled list and outrighted off the 40-man roster. Mastroianni has appeared in seven games with the Twins this season, walking twice and stealing a base.

OF Darin Mastroianni was activated from the 15-day DL and outrighted to Triple-A Rochester. He had been out since May 21 with a left oblique strain.

OF Darin Mastroianni, on the DL since May 25 with a strained oblique, began a rehab assignment with Triple-A Rochester on Friday.Mastroianni has appeared in seven games with the Twins this season, with no hits in 11 plate appearances.

OF Darin Mastroianni is swinging a bat and progressing from the strained oblique that put him on the disabled list on May 25. Mastroianni has two walks and a stolen base in 11 plate appearances with the Twins this season.

OF Darin Mastroianni was placed on the 15-day disabled list Wednesday with a strained left oblique. Mastroianni doesn't have a hit in nine at-bats with the Twins but has two walks and a stolen base in seven games.

OF Darin Mastroianni -- whose contract was selected on Friday from Rochester -- batted in the leadoff spot on Saturday with 2B Brian Dozier sidelined.

OF Darin Mastroianni was promoted from Triple-A Rochester and added to the Twins' 40-man roster Friday. The 30-year-old appeared in 129 major-league games during parts of four seasons with Toronto and Minnesota from 2011-2014. He hit .208 with six RBIs in 24 games for Triple-A Rochester this season.

Mastroianni was traded to the Nationals in exchange for cash considerations Tuesday, The Morning Call's Stephen Gross reports.

While the Nationals' starting outfielders are all currently healthy, the team's depth has been depleted by injuries. Mastroianni may not immediately be needed on the big-league roster, but he could help with depth down the road. He owns an ugly .212/.274/.289 slash line over 306 career big-league plate appearances, but with 24 stolen bases in 28 attempts. At the very least, he should be useful as a pinch-runner in September.

Mastroianna was re-assigned to minor league camp Wednesday.

Mastroianni entered the spring with a chance to crack the big league roster after signing with the Phillies over the offseason, but he struggled mightily with just one hit in 17 at bats in Grapefruit League action. The 29-year-old will likely head to Triple-A after spending the majority of 2014 there and will be in line for a promotion if the parent club needs further outfield depth.

Mastroianni signed a minor league contract with the Phillies on Saturday, Matt Eddy of Baseball America reports.

Mastroianni in both the Twins and Blue Jays organization last season and split time between Triple-A and the majors. His signing could include an invite to spring training, but there was nothing in the report to indicate it.

Mastroianni has elected free agency, Matt Eddy of Baseball America reports.

The Blue Jays threw in the towel on Mastroianni (again) in early September, instead opting to get a look a more promising young prospect in Dalton Pompey. Mastroianni went just 5-for-43 (.116 average) in 21 games at the major league level in 2014, and will almost certainly have to settle for another minor league deal in the offseason.

Mastroianni was designated for assignment Tuesday, MLB.com reports.

Mastroianni, 29, is just a journeyman outfielder at this stage of his career, and as such, the Blue Jays wanted to give a more promising prospect in Dalton Pompey his first taste of major league action. Mastroianni's removal from the 40-man roster effectively clears the way for Pompey's promotion.

Blue Jays optioned OF Darin Mastroianni to Triple-A Buffalo.

Mastroianni is hitting .156 (5-for-32) with one home run and two RBI over 14 games this season. He could be back in September.

Darin Mastroianni blasted a two-run homer off Chris Sale in Saturday's loss to the White Sox.

He was recalled from Triple-A Buffalo earlier in the day to give the team another right-handed bat, which paid huge dividends against southpaw Chris Sale on Saturday. It was his lone hit in three at-bats on the day though, and he still owns an .063/.118/.250 slash line on the season.

Blue Jays recalled OF Darin Mastroianni from Triple-A Buffalo.

The 28-year-old speedster was hitting .279/.364/.398 with four homers, 16 RBI and 15 stolen bases through 56 games at Buffalo. He's worth the gamble for those desperate for speed in AL-only formats.

Blue Jays optioned OF Darin Mastroianni to Triple-A Buffalo.

The speedy outfielder appeared in just one game during his brief stint with the Jays, going 0-for-2 with a strikeout. He'll continue to provide additional depth in the minor leagues.

Blue Jays recalled OF Darin Mastroianni from Triple-A Buffalo.

Mastroianni was claimed off waivers from the Twins in late April and is now up with Toronto as outfield depth. He owns a brutal .220/.288/.295 career slash line.

Blue Jays claimed OF Darin Mastroianni off waivers from the Twins; optioned him to Triple-A Buffalo.

Mastroianni was designated for assignment after the Twins added Sam Fuld, but he's now back with the organization who originally drafted him back in 2007. He'll serve as outfield depth in the minors.

Twins designated OF Darin Mastroianni for assignment.

The move clears room for the addition of Sam Fuld. Mastroianni has the option of declining the assignment and becoming a free agent.

Twins purchased the contract of OF Darin Mastroianni from Triple-A Rochester.

Oswaldo Arcia was placed on the disabled list in a corresponding 25-man roster move with lingering inflammation in his wrist. Mastroianni is a .230/.298/.309 career hitter in the majors. He's not fantasy-relevant.