As Zmaj was very popular in Blato because the period from 1926 to 1928 had not recorded a single defeat of the then rivals, and his name and what he represented could not be stifled by the authorities.

Thus, in 1937 by people who were not involved in the clubs back then launched an initiative to establish the Zmaj and he is revived by the arrival of the Italian occupiers in 1941.

Then off again BŠK Zmaj, who at times became greatest organized society in Blato, and other than football, founded by the section athletics, water polo, swimming and later chess.

After completion of the World War II, when normalized life continued to work BŠK Zmaj and to this day is the guardian of the rich athletic tradition of Blato.

Zmaj got the worst possible opponent in this part of the competition, Prva HNL club NK Karlovac.

Thus on 25 August 2010 in Croatian Cup preliminary round for the first time in the history of Zmaj in an official match hosted a Prva HNL team.