Rodrigues, 27, has registered 72 points (27 goals, 45 assists) in 199 career NHL games with Pittsburgh and the Buffalo Sabres. The Toronto native recorded nine points in 38 games with Buffalo last season before a February 24 trade sent him to Pittsburgh, where he posted one goal in seven games with the Penguins. He originally signed with Buffalo as a free agent on April 22, 2015.
Hallander, 20, has recorded 35 points (12 goals, 23 assists) in two SHL seasons with Lulea HF (2019-20) and Timra IK (2018-19). Hallander played for Sweden at the 2019 IIHF World Junior Championship and missed the 2020 tournament due to injury. The Sundsvall, Sweden native was selected by Pittsburgh in the second round (58th overall) of the 2018 NHL Draft.
Warsofsky, 30, collected 33 points (10 goals, 23 assists) with the American Hockey League's Wilkes-Barre/Scranton Penguins in 2019-20. Since being selected by St. Louis in the fourth round (95th overall) of the 2008 NHL Draft, the Marshfield, Massachusetts native has registered 11 points in 55 career NHL games and 233 points in 454 career AHL games. He was named to the AHL Second All-Star Team with Wilkes-Barre/Scranton in 2016-17.