Krejci will remain in the U.S. and participate in the team's domestic preseason games. The roster change was made due to an immigration issue.

Stempniak has played 13 seasons in the NHL with 10 different teams. In 909 games played in his career, he has scored 203 goals and tallied 266 assists for 469 points. The 5-foot-11, 195-pound right-winger signed with the St. Louis Blues ahead of the 2005-06 season. His sophomore season in 2006-07 was the most prolific of his NHL career, scoring 27 goals and recording 52 points while playing on a line with David Backes and Jay McClement. He was traded to Toronto on November 24, 2008 for Alexander Steen and Carlo Colaiacovo. After two seasons with the Maple Leafs, Stempniak was sent to Arizona on March 3, 2010 in exchange for Matt Jones and the Coyotes' fourth (later traded to Washington - Capitals selected Philipp Grubauer) and seventh-round picks (later traded to Edmonton - Oilers selected Kellen Jones) in the 2010 NHL Draft. That month, he earned NHL Player of the Month honors for scoring 13 goals in 13 games. The following season he recorded 19 goals and 38 points in 82 games with the Coyotes before the 35-year-old was dealt to Calgary for Daymond Langkow in 2011. He spent almost three full seasons with the Flames before joining the Pittsburgh Penguins, New York Rangers, Winnipeg Jets and New Jersey Devils for short periods of time from 2014-16. The Boston Bruins acquired him from the Devils on February 29, 2016 for a 2016 fourth-round (Evan Cormier) and a 2017 second-round pick (later traded to San Jose - Sharks selected Mario Ferraro). He appeared in 13 games (three goals, seven assists) with the Bruins at the end of the 2015-16 season before spending the last two seasons with the Carolina Hurricanes. He has appeared in 28 playoff games in his career, scoring three goals and tallying three assists.

The Seneca, New York native was selected in the fifth round (148th overall) in the 2003 NHL Entry Draft.

Winnik, 33, has played in the NHL for 11 seasons with nine different teams. The left-winger has amassed 251 points (82 goals, 169 assists) in 798 games played. He started his NHL career in the 2007-08 season with the Phoenix Coyotes following a full season in the AHL with the San Antonio Rampage. He spent three seasons in Arizona, playing in 202 games, before being traded to the Colorado Avalanche on June 28, 2010 for a fourth-round pick (Rhett Holland) in the 2012 NHL Draft. In 143 games with the Avalanche, Winnik recorded 44 points (16 goals, 28 assists). The 6-foot-2, 210-pound forward was dealt to San Jose with T.J. Galiardi and Anaheim's seventh-round pick (previously acquired - Sharks selected Emil Galimov) in the 2013 NHL Draft for Jamie McGinn, Michael Sgarbossa and Mike Connolly on February 27, 2012. As a free agent, Winnik signed a two-year contract with the Anaheim Ducks ahead of the 2012-13 season, tallying 49 points in two seasons. On July 28, 2014 he signed with the Toronto Maple Leafs as a free agent and was dealt to Pittsburgh at the trade deadline that season for Zach Sill, Pittsburgh's fourth-round pick (later traded to Edmonton, later traded to Ottawa - Senators selected Chris Wolanin) in the 2015 NHL Draft and Pittsburgh's second-round pick (later traded back to Pittsburgh - Penguins selected Kasper Bjorkqvist) in the 2016 NHL Draft. He signed with Toronto as a free agent again the following season before once more being dealt ahead of the trade deadline in 2015. He was traded to Washington with Anaheim's fifth-round pick (previously acquired- Capitals selected Beck Malenstyn) in the 2016 NHL Draft for Brooks Laich, Connor Carrick and Washington's second-round pick (Carl Grundstrom) in the 2016 NHL Draft. He signed with the Minnesota Wild on October 4, 2017, tallying 23 points (6 goals, 17 assists) in 81 games played.

The Toronto, Ontario native was originally selected by the Phoenix Coyotes in the ninth round (265th overall) in the 2004 NHL Draft.