Rasztovits qualified for the 2016 PDC World Darts Championship after defeating Boris Krčmar in the Final of the Eastern Europe Qualifier. He was beaten 2–0 by Rob Szabo in the preliminary round. He won a match at a European Tour event for the first time when he knocked out 1996 BDO world champion Steve Beaton 6–4 at the 2016 Gibraltar Darts Trophy. Rasztovits was defeated by a reversal of this scoreline in the second round by Kim Huybrechts.