Herbalife won the Movistar Estudiantes in Madrid at 96:86 (21:25, 22:20, 34:24, 19:17).
Pacečnik did not play for trauma since February, but on Saturday he spent four minutes and 48 seconds on the pitch, throwing two points, as he took the only two-point shot and scored four rebounds.
The winners were the best with 25 points Markus Eriksons.
With 23 victories in 27 games, Spain's Lassa, represented by Roland Schmit, is headed by Spain's Real Madrid, with 21 achievements, and 20 by Kirurbet Baskonia from Arthur Kuruc.
Meanwhile, Monti Obradoiro, represented by Martins Lakso, has 11 wins in 28 battles that allow him to take 12th place, while Granja Herbalife, represented by Anjaja Pasečnik, with ten successes, is only ranked 13th among 18 teams.