"We are pleased to have reached a contract agreement with MacKenzie," Panthers general manager Dale Tallon said. "He is a young and mobile defenseman with an offensive upside, who will continue to grow and develop at the professional level."
Weegar, 20, had 12 goals and 59 points in 61 regular-season games with the Halifax Mooseheads of the Quebec Major Junior Hockey League to rank fourth among league defensemen. He helped Halifax reach the QMJHL semifinals, where they lost to eventual champion Val-d'Or Foreurs, scoring five goals and 22 points in the postseason.
A seventh-round pick (No. 206) of the Panthers in the 2013 NHL Draft, Weegar had eight goals and 44 points in 62 games to help lead Halifax to the Memorial Cup in 2012-13. He attended training camp with the Panthers in 2013 and had an assist in one preseason game against the Nashville Predators.
Bourke, 20, was a third-round pick (No. 72) in the 2012 draft. His 85 points this season placed second on the Prince George Cougars of the Western Hockey League. Bourke joined Lake Erie of the American Hockey League at the conclusion of the WHL regular season, and had three goals and seven points in 15 games for the Monsters.
Bourke spent the past four-plus seasons with Prince George, where he had 84 goals and 236 points in 276 WHL games. He served as captain this season.
Everberg, 22, spent this season with Rogle in Sweden (Allsvenskan), where he finished third on the team with 34 points (17 goals) in 47 games.
Henley, 20, wrapped up his season with the Val-d'Or Foreurs, who won the QMJHL championship and competed in the Memorial Cup. The Foreurs captain had 30 goals and 69 points (30g/39a) in 51 regular-season games, before adding eight goals and 28 points in 24 playoff games and a goal and an assist in four games at the Memorial Cup.
Rendulic, 22, spent this season with HPK in Finland's top professional league, the SM-liiga, where he had a team-high 32 points (11 goals) in 57 games.
Will, 22, appeared in 20 games for Mlada Boleslav in the Czech Republic this season, going 16-4 with a 1.84 goals-against average. He played one season for Moncton in the QMJHL (2011-12), where he was named to the QMJHL's First All-Star Team.
Selected in the seventh round (No. 193) of the 2012 NHL Draft, Austin has competed in the Ontario Hockey League since 2009. The Peterborough, Ontario, native spent the 2013-14 season with the Belleville Bulls and London Knights, setting career highs in points (33), goals (nine) and assists (24) in 67 games. His plus-51 rating was a career high and ranked sixth among OHL skaters.
Austin also spent two seasons with the Erie Otters. He has 110 points (29 goals, 81 assists) and 194 penalty minutes in 322 OHL games.
Dickinson, 18, the No. 29 pick, had 26 goals and 52 points and was plus-42 in 68 regular-season games with the Guelph Storm of the Ontario Hockey League in 2013-14. The 6-foot-1, 180-pound forward had 160 points in 197 regular-season games with Guelph.
Dickinson had 24 points (eight goals) in 20 playoff games for the OHL champion Storm. The Georgetown, Ontario, native had two goals and three assists in four games at the 2014 Memorial Cup, where Guelph was runner-up to the Edmonton Oil Kings.