Killester and Ballincollig will contest the Domino's Men's Super League final on 12 April after victories over Belfast Star and Griffith College Éanna, respectively.
Killester are into their second final in a row after beating what was a spirited performance from Belfast Star, 80-76, in the IWA on Saturday afternoon. Josh Wilson, Paul Dick and Robert Braswell combined for 58 points for Killester.
For Star, Roger Wilson scored 18 points, Shane Dezonie had 18 and Irish international Rapolas Buivydas had 16, with Buivydas taking in seven boards for good measure too.
Number one seeds Ballincollig enjoyed a 98-77 win over Éanna to remain on course for a league and cup double, having claimed the Domino's MSL National Cup title in January.
Latavious Mitchell continued his string of strong games with a 23-point, 17-rebound performance alongside Adrian O'Sullivan, who had 21 points for the evening.
Meanwhile, Trinity Meteors defeated back-to-back Domino's Women's Super League champions Killester 76-74 in an overtime thriller to set up a final against UCC Glanmire, who beat FloMAX Liffey Celtics in their semi-final at the Mardyke Arena.
Samantha Haiby had her highest scoring game since December for top seeds Killester with a 29-point performance, along with 12 rebounds, but it wasn't enough to get past a resolute Trinity Meteors.
Irish international Hazel Finn had a 14-point, 16-rebound double-double, while Meteors had another two players with double-double games, Ava Learn getting 10 points and 10 rebounds, while Kylie Horstmeyer contributed 17 points and 13 boards.
Viane Cumber and Jewel Watkins combined for 50 points as UCC Glanmire secured their spot in the final with an 89-72 triumph over Liffey Celtics.
Cumber dropped 30 points in the semi-final, whilst Watkins scored 20 and added 11 rebounds.