Lukošiūnas is a 6'5 guard who spent his recent years (2019-2023) at Žalgiris Kaunas, where he helped lead the club to multiple Lithuanian League championships (2020,2021, 2023) and King Mindaugas Cup titles. Internationally, he represented Lithuania's U20 team at the 2017 FIBA U20 European Championship (averaging 6.3 points and 1.9 rebounds per game)and made appearances with the senior national team during FIBA World Cup qualifying. He recently signed with the Lions on a short-term deal through November.