In the press release to announce the signing of Jarome Iginla, the Bruins also announced that they have signed four other players in goalie Chad Johnson , forwards Bobby Robbins and Nick Johnson  as well as defenseman Mike Moore.
From their press release:
The 27-year-old netminder saw action in six games with the New York Rangers  from 2009-11, posting a 1-2-1 record, giving him a career goals against average of 1.97 and a .929 save percentage. In total, Johnson has played in 10 NHL  games and has recorded a 3-2-3 record.
The goaltender appeared in a total of 170 American Hockey League games from 2009-13 with the Hartford Wolfpack, Connecticut Whale and Portland Pirates, compiling a 74-70-12 record. In 2009-10, Johnson set a career-high with 24 wins as a member of Hartford Wolfpack (AHL), where he posted a 2.54 goals against average and a .911 save percentage.
The 6’3’’, 195-pound native of Calgary, Alberta was selected by the Pittsburgh Penguins  in the fifth round (125th overall) of the 2006 NHL  Entry Draft. The Penguins traded the rights to Johnson to the New York Rangers  on June 27, 2009 in exchange for a fifth round pick in the 2009 NHL  Entry Draft and Phoenix signed Johnson as a free agent in 2013.
Robins has skated the past two seasons (2011-13) with the Providence Bruins (American Hockey League) and appeared in 107 games, registering six goals and 17 assists for 23 points. In 2012-13, the forward racked up 316 penalty minutes (career high), which led both the P-Bruins and the AHL. The 31-year-old also led Providence in PIM’s in 2011-12, amassing 150 penalty minutes in 33 games.
The 31-year-old Robins has skated in 212 AHL games in his career, recording 17 goals and 28 assists while accruing 610 penalty minutes.
In 12 AHL playoff games with Providence this year, Robins earned a goal and an assist with 69 penalty minutes, which led the league.
The 6’1’’, 220-pound forward is from Peshtigo, Wisconsin and played his collegiate hockey at UMass-Lowell.
Nick Johnson skated in 17 games in 2013 for the Phoenix Coyotes , recording four goals and two assists for six points with a plus-three rating. The 27-year-old forward played in 10 games for Pittsburgh from 2009-11 and 77 games for Minnesota in 2011-12. In total, the winger has accrued 14 goals and 23 assists for 37 points in 104 NHL  games.
He appeared in combined 183 AHL games with the Wilkes-Barre/Scranton Penguins (169 games) and the Portland Pirates (14 games) from 2007-13, recording 53 goals and 17 assists with 142 penalty minutes.
The 6’1’’, 183-pound native of Calgary, Alberta was drafted by the Pittsburgh Penguins  in the third round (67th overall) of the 2004 NHL Entry Draft. He was claimed off waivers by the Minnesota Wild  on September 29, 2011 before signing a one-year, two-way contract with Phoenix on July 11, 2012.
Moore joins the Bruins organization after spending the previous year in the Predators system, playing in 50 games for Milwaukee Admirals. The 28-year-old notched five goals and 11 assists for 16 points with Milwaukee, while accumulating 42 penalty minutes. Prior to Nashville , Moore spent four seasons in the San Jose organization, skating in 253 games for the Worcester Sharks from 2007-12, tallying 14 goals and 58 assists while racking up 365 penalty minutes. While with the Sharks, Moore appeared in six NHL games with San Jose, potting one goal with seven PIM’s
The blueliner has skated in 27 AHL postseason games, earning one goal and one assist with 33 penalty minutes.
Moore checks in at 6’1’’ and weighs 206 pounds. The Calgary, Alberta native spent 2004-08 with the Princeton  University Tigers before signing with the San Jose Sharks  as a free agent on April 8, 2008. On July 3, 2012 the Nashville Predators  signed Moore as a free agent.