He was a midfielder for Daegu FC in the K-League before being implicated in the 2011 South Korean football betting scandal.
Born on 2 April 1987,[1] Oh was a draftee from the 2010 K-League draft intake, and joined Daegu FC for the 2010 season.
[3] Despite this intemperate start to his professional footballing career, he established himself as a regular in the first team squad.
Remaining with Daegu for the following season, Oh was implicated in the betting scandal that was discovered in June 2011.
The next year, he played in the Korea National League for Daejeon Korail FC.