The third season of Australian reality television series Lego Masters premiered on the Nine Network on 19 April 2021.Hamish Blake returned as host along with Ryan u0026quot;The Brickmanu0026quot; McNaught as judge.rnAuditions for the third season opened in May 2020 asking for applicants 15 years old and above.In early September 2020, it was confirmed the third season would begin filming on Monday...