Raymond van Barneveld and Christian Kist will face off on Saturday night after they both won their second-round matches at the Grand Slam of Darts.
Five-time world champion Van Barneveld produced his best performance of the week to see off the challenge of Wesley Harms by 10 legs to four with an average of just below 105.
Lakeside champion Kist let slip a 6-2 advantage against Wes Newton before taking out 62 in the deciding leg for a 10-9 victory.
Andy Hamilton also came through a tight match with Gary Anderson by hitting double 16 with his final dart in the deciding leg to prevail 10-9.
Brendan Dolan threatened a miraculous comeback from 6-0 down before John Part emerged a 10-6 victor to progress to a last-eight tie with Hamilton.
Germany
Switzerland
Hungary
Scotland
