26 July 2014, he signed a two-year deal with Real Madrid. In the 2014–15 season, Real Madrid won the EuroLeague, after defeating Olympiacos, by a score of 78–59, in the EuroLeague Final game. Real Madrid eventually finished the season winning the Spanish League championship, after a 3–0 series sweep in the Spanish League finals series against Barcelona. With that trophy, Real Madrid won the triple crown. He was also voted Lithuanian Player of the Year, for the first time in his career, in 2015, along with Gintarė Petronytė. On 21 May 2016 he signed a new "2+1" contract with the Real Madrid. On 2 March 2018, he agreed to the termination of the contract with the Real Madrid. On 6 March 2018, Mačiulis signed with Lokomotiv Kuban of the Russian VTB United League. On 10 July 2018, Mačiulis and Lokomotiv officially parted ways. He signed with AEK Athens on 9 August 2018. Mačiulis signed a contract extension on August 2, 2020. National team career Mačiulis was a member of numerous Lithuanian junior national teams. He played at the 2001 FIBA Europe Under-16 Championship. He won a silver medal at the 2003 FIBA Under-19 World Cup, a bronze medal at the 2004 FIBA Europe Under-20 Championship, a silver medal at the 2005 FIBA Europe Under-20 Championship, and a gold medal at the 2005 FIBA Under-21 World Cup. As a member of the senior men's Lithuanian national basketball team, Mačiulis played at the EuroBasket 2007, where the Lithuanians claimed bronze medals. In the 2008 Summer Olympics, he took 4th place. In the 2010 FIBA World Championship, he won a bronze medal. In the EuroBasket 2013, Lithuania was runner-up, and Mačiulis played one of the best games of his career with national team, in the semi-finals against Croatia. He was also a member of Lithuania's team at the EuroBasket 2009 and the 2012 Summer Olympics. He also played at the EuroBasket 2015. On 13 September 2015, in the eighth-finals game against Georgia, Mačiulis lead his team to an 85–81 win, posting tremendous numbers: 34 points, 6 rebounds, 3 assists, 4 steals, and 2 blocks. The Lithuanian team later won its second consecutive EuroBasket silver medal, and Mačiulis was included into the All-Tournament Team, after averaging 13.8 points, 6.3 rebounds, and 1.9 steals per game. His teammate, Jonas Valančiūnas, also made the All-Tournament Team. Career statistics EuroLeague |- | style="text-align:left;"| 2005–06 | style="text-align:left;" rowspan=4|