Deok-Hyo Sung has officiated 93 matches on record, averaging 2.4 cards and 14.0 fouls per game โ a lenient official. A player is dismissed roughly once every 5 games, and the spot is pointed to 0.32 times per match. Home teams win 43% of matches under him, drawing 29% and losing 28%. Most active in the K League 2 (65 matches). 26% of his bookings come after the 75th minute, with the first card around the 31'. He cards more than 53% of K League 2 2023 referees.