Möregårdh is right-handed and uses theEuropean shakehand style to hold his racket. He has drawn comparisons to the Swedish greatJan-Ove Waldner for his extensive use of backhand blocking and backhand punching. He also regularly employs a number of unconventional techniques, such as the chop block, which contribute to his creative playing style.[6][7]
Möregårdh is notable for being one of the first elite players to use atable tennis racket with theStiga Cybershape blade, which has a hexagonal shape as opposed to the more common oval shape. As a Stiga-sponsored athlete, he uses the Stiga Cybershape Carbon CWT Truls Edition blade and the Stiga Helix Platinum XH rubber on both sides.[6]
Möregårdh was considered a great talent from an early age. He achieved his first international successes in 2016. Overall, he is two-time European student champion and one European youth champion.
He finished second in 2016, 2017 and 2018. He also won the youth TOP 10 in 2016. In 2017 and 2018 he was junior vice world champion and was allowed to take part in the2018 Summer Youth Olympic Games inBuenos Aires, where he was able to reach the quarter-finals in an individual competition. He reached the game for the bronze medal in the mixed competition, where they were subject to the representation of Taiwan,Su Pei-ling andLin Yun-ju. While Cacciamani won his singles against Su, Möregårdh and Cacciamani lost in doubles.
With the team he reached 4th place. From 2018 he took part in adult tournaments with increasing frequency, notable successes being winning the bronze medal at the2018 World Cup and the2019 European Table Tennis Championships. In 2019 he became Swedish champion after beatingKristian Karlsson in the final. In the same year he moved from Swedish club Eslövs AI BTK to the Japanese club TT Saitama.[8] In 2021 he became Swedish champion again when he defeatedAnton Källberg in the final. The same year he won the silver in the2021 World Championships, losing the final againstFan Zhendong.
When Möregårdh was 12 years old, his entire family relocated toEslöv so that he would have better conditions to pursue his table tennis goals.[14] Möregårdh has a brother named Malte Möregårdh, who coaches him.[15]