Luostarinen now rejoins the Checkers, where he has seven points in 10 games and tied for the team lead and tied for third among all AHL rookies with five goals.
Additionally, the Checkers have signed Casey Bailey to a professional tryout.
The 28-year-old forward has racked up 117 points (50g, 67a) over 206 career AHL games with Toronto, Binghamton and Bridgeport, including tying for the team goals lead and earning an All Star nod in Binghamton in 2016-17 alongside Max McCormick and ranking second on Bridgeport in scoring in 2017-18.
Bailey, who has appeared in 13 career NHL games with the Maple Leafs and Senators, spent last season with Bratislava in the KHL. This season, the Alaska native is lighting up the ECHL with eight goals and 11 points through nine games with the South Carolina Stingrays.
Prior to turning pro Bailey spent three seasons at Penn State, where he recorded 80 points (45g, 35a) in 96 games and earned a spot on the conference First All-Star Team in 2014-15.