On Friday, Luka Doncic stepped on the basketball court in a Slovenian jersey to kick off his national basketball team's EuroBasket campaign in a preparation game against Germany. The Lakers star scored 19 points, but unfortunately, his team lost the game with a final score of 89-103.It was an intense game with both teams going against each other. The high intensity resulted in the current Lakers star having a fiery confrontation with an ex-Lakers player. At several points, Doncic clashed with Bonga, and the two were seen exchanging words, with officials stepping in to separate them. View this post on Instagram Instagram PostFootage of these tense moments quickly circulated on social media, prompting fans to share their opinions in the comments."LUKA ON DEMON TIME HUH!!" one fan said."Love it! THE DON is Ready…🙌🔥" another fan said."Yeaaaa Luka 😂😂😂😂😂" another fan said.One fan predicted that next season might be an MVP-level one for the Slovenian international."Can’t wait for the season to start, Luka mvp loading," the fan commented."Doncic the GOAT!" another fan said.Fans comment on Luka Doncic-Issac Bonga altercation. (Credits: IG/@lakers_legacy_legends)Friday marked the first time Luka Doncic stepped onto the court to play basketball following his physical transformation. The Lakers star had used the offseason to train himself and achieve a lean figure for the next season.How much weight did Luka Doncic lose during the offseason?As soon as the Timberwolves knocked out the Lakers in the first round last postseason, Luka Doncic wasted no time in hitting the gym. The Slovenian international had a primary goal: to lose weight and prove his doubters and critics wrong.Fast forward to two months into the offseason, Doncic revealed his transformed physique to the fans during his contract extension media appearance. The Lakers star looked lean and had visibly lost significant weight. On Thursday, Slo Hoops Fan reported that Doncic had lost about 31 pounds during the offseason.Slo Hoops Fans reports on Luka Doncic's weight loss.In a brief interview during Slovenia's practice session ahead of their match against Germany, the Lakers star shed light on the challenges he faced during his transformation."There have always been questions about my fitness, but I thought I was playing great before too,” he said. “It wasn’t easy at first, but then it becomes a habit. We’ll see how it translates to games... I haven’t played since the NBA season ended, and I’ve only just started scrimmaging again."While winning the EuroBasket with his national team is the goal for Luka Doncic, there is no denying that the international tournament will serve as a good warmup for the Lakers star to get used to moving and performing his best in his new physique.