Kammala wannan jumla: Nečas ya jagoranci
2018 World Juniors tare da taimakawa 8 da kuma daidaitawa don jagorancin kwallaye (tare da Casey Mittelstadt na Amurka) tare da maki 11, yana taimakawa Czechs zuwa na huɗu. An sake sanya shi a cikin manyan 'yan wasan don gasar zakarun duniya ta IIHF ta 2018, inda ya gama da maki 5 a wasanni 7. Hurricanes sun ba da rancen Nečas zuwa 2019 World Juniors, inda ya yi aiki a matsayin kyaftin din tawagar Czech.