Celtic striker Hyeongyu Oh could be one of the first casualties of the summer transfer window amid speculation over his future. The South Korea international played 26 times during the last campaign and scored five goals before Adam Idah’s arrival limited his game time, per Transfermarkt. Earlier in the week, we told that talks had already been established between Genk and Celtic regarding Oh, with the Belgian outfit said to be keen to land his services. Now, more information has come to light regarding the permutations of a prospective transfer that looks to be gathering pace. Celtic set to m…