There is a lot of legal action around this build now and I can't see Merlin being involved much longer. The local preservation group have begun legal action against the local government over the damage of the historical artifacts. Meanwhile, the court case of the previous governor has ended with a prison sentence for fraud and corruption in relation to the contracts building LEGOLAND.
in the press release titled 'I want to the government of Moon Jaein', punish those who illegally damaged the tombs in the middle of historical sites dismantle development of LEGOLAND, the developer of Chuncheon LEGOLAND, urged to immediately arrest Choi Kyung
Source: http://www.gwjournal.com/news/articleView.html?idxno=3331Citizen organization officials accused Choi, Min-soon, Governor of Gangwon Province to the judicial authorities