Ku qor sii wadida faqradan - A oo ka qalin jabiyay Dugsiga Sare ee Hyundai ee Seoul, 2018 wuxuu saxiixay qandaraaskiisii ugu horreeyay ee xirfadeed kooxda K League 1 kooxda Ulsan Hyundai. Asal ahaan waxaa loo qoondeeyay inuu xoojiyo kooxda dhalinyarada ee "Horangi" ee horyaalka qaranka ee kaydka: si kastaba ha noqotee, bishii Maarso 1, 2018, tababaraha Ulsan Kim Do-hoon ayaa qof walba la yaabay isagoo siinaya Oh kulankiisii ugu horreeyay ee da'da 19 sano, markii uu u doortay inuu bilaabo XI oo ka dhan ah Jeonbuk Hyundai Motors ciyaartii ugu horreysay ee xilli ciyaareedka.
Waxaad Wuxuu ciyaaray 56 daqiiqo ka hor inta aan lagu beddelin Júnior Negrão, kooxdiisuna ugu dambeyntii waxay lumisay 2-0.