South Korea, in a bid to trick their opponents and make it far in Russia, they have been wearing the wrong squad numbers in training.
South Korea hope to circumvent the threat of the Sweden in and come out victorious.
“We do it because European teams are watching us. This is one of the reasons.
“We want to confuse the Swedes,” South Korea coach Shin Tae Yong told a news conference on Sunday.
South Korea forward Son Heung Min has worn four different numbers in training, according to a journalist who addressed the coach.
World champions Germany and Mexico are the other two teams in Group F.