- Bats Left, Throws Right
- Height 6' 1", Weight 175 lb.
Kudernatsch participated in the 2006 Major League Baseball European Academy. For the 2006 Tegola Titans in the Extraliga, he hit .284/.358/.397 and pitched frequently, going 5-2 with a 1.60 ERA. He was 10th in the league in total bases (46) and RBI (18) and tied for 6th in wins.
In 2007, he joined the Regensburg Legionäre in Germany and hit .376/.417/.564. He was 9th in Bundesliga-1's southern division in average, 8th in RBI (23), tied former AA player Ben Himes for 5th in hits (38), led the league with 4 triples and was second with 18 double plays in the field. In the playoffs, he batted .400/.463/.529 with 10 runs in 9 games.
Kudernatsch opened 2008 as a freshman at the University of Hartford. He hit .288/.373/.374 as their starting shortstop and fielded .947. He then returned to Regensburg, where he played for the Legionäre in the 2008 European Cup they hosted. He was their top hitter in the event, batting .478/.500/.739 in 5 games and scoring 9 runs. He was 5th in average, second to Ramon Tavarez in hits (11), led in runs, tied Philipp Howard for the most triples (2) and tied Tavarez and Giuseppe Mazzanti for the most total bases (17). He had 5 hits in a win over MGPU SYOS 42 and scored the winning run against the Templiers de Sénart.
Kudernatsch is on the Czech roster for the European Championship qualifier and 2008 World University Championship. In the qualifier in Prague, he batted .357/.438/.571 with 4 runs and 6 RBI in four games to help the Czechs earn a slot in the 2010 European Championship. He led the event in RBI and was among the leaders in average, slugging and OBP. In the World University Championship, he hit .182/.280/.364 with 2 steals in 2 tries for the hosts.