Talented young players Deividas Sirvydis and Marek Blaževič were signed to long-term deals. Norbertas Giga, former member of the Rytas system, returned in October. Kramer, who resigned in the summer, was named the new team captain. Rytas won the first game of the season, beating Juventus Utena, 87–57, in the start of the LKL. During the season, Rytas struggled against rivals Žalgiris, Lietkabelis and Neptūnas, which led to Rytas finishing third in the regular season with a 26–10 record, worst regular season finish in club history. Rytas faced Juventus in the quarterfinals, winning the series in 2–1. In the semifinals, Rytas faced Neptūnas who, for the first time, had home court advantage, defeating them shockingly easily 2–0 and advancing to the LKL Finals. In the LKL Finals, Žalgiris easily swept Rytas 3–0. In the 2018–19 EuroCup Basketball season, Rytas played in group D, and struggled against top teams in the group, such as Unicaja Malaga, UNICS Kazan and Fraport Skyliners, but wins over KK Mornar and Fiat Torino helped Rytas qualify for the Top 16 stage with a 5–5 record. Seeley, Sutton (who was released in February) and Bendžius were the team leaders. Martynas Echodas was named the EuroCup Basketball Rising Star. In the Top 16 stage, now joined by Stipčević and Artsiom Parakhouski, Rytas struggled against Alba Berlin, which was led by former Rytas player Rokas Giedraitis, but wins over KK Partizan and AS Monaco helped them qualify for the EuroCup playoffs for the first time since 2015. Rytas faced Valencia Basket, losing the series 2–0 and being eliminated from the EuroCup. During the 2018–19 season, Rytas won the King Mindaugas Cup. After eliminating Juventus Utena in the Quarterfinals, they eliminated Neptūnas Klaipėda in the semifinals 86–72 and then defeated Žalgiris Kaunas in the Final 70–67. After a season-ending injury to Kramer, Rytas signed Derek Needham to fill the point guard spot. 2019–20: Final season in the EuroCup During the off-season, Parakhouski, Seeley, Needham, Kramer, Stipčević, Giga, Normantas, Piliauskas all departed from the team. Rolandas Jarutis, former Rytas player, was named the new team manager. Under Jarutis, Rytas started adding more players from developmental team Perlas-MRU, like Augustas Marčiulionis, son of legendary basketball player Šarūnas Marčiulionis, Simas Jarumbauskas, Einaras Tubutis, Ąžuolas Tubelis and Marek Blaževič, who already had played in the previous seasons, but also played in the NKL for Perlas. Karolis Giedraitis, son of former Rytas player Andrius