Kase, 26, has spent the past two seasons with HC Sparta Prague of the Extraliga, registering 37 points (10g, 27a) in 68 games in Czechia's top professional league. He has earned 73 points (20g, 53a) in 157 career Extraliga games with HC Sparta Prague, HC Energie Karlovy Vary and Pirati Chomutov. The 5'11", 170-pound forward appeared in seven NHL games with Philadelphia from 2019-21, scoring one goal. Kase also spent parts of three seasons in the American Hockey League, tallying 51 points (18g, 33a) in 110 appearances with Lehigh Valley from 2018-21. The Kadan, Czechia, native represented his home country at three IIHF World Junior Championships (2015, 2016, 2017) and captained Czechia to a silver medal at the IIHF Under-18 World Championship in 2014. He was selected by the Flyers in the fifth round, 128th overall, of the 2015 NHL Draft. David's older brother, Ondrej, skated in one game with Carolina in 2022-23.