Kim Yoo-jin (Korean: 김유진), better known by his gaming handle sOs, is a Korean professional StarCraft II player. He is the first two-time StarCraft II World Championship Series winner, claiming the title in 2013 and 2015. Kim spent most of his career playing for the Jin Air Green Wings team, from 2013–2020. He is a Protoss player. He announced his retirement from professional gaming in 2021.
Career
In 2013, sOs beat Lee Jaedong at the World Championship Series (WCS).[1][2]
In 2015, he repeated his WCS title after beating Life in the finals.[3]
In 2018 he made another deep run in the WCS. soS defeated his Jin Air teammate Cho "Maru" Seong Ju 3:0 in the quarterfinal; Maru was one of the favorites after Maru had won three GSLs in a row. sOs lost 0:3 to Kim "Stats" Dae-yeob in the semifinal.[4]
sOs left Jin Air Green Wings for a new Korean team, Team NV, in November 2020. In September 2021, sOs announced his retirement from StarCraft on Team NV's Instagram.[5]
sOs is known for his creative play, often going for unusual build orders and "cheeses": high risk, high reward unconventional openings such as cannon rushing.[4] For example, at the finals of IEM Katowice 2014, sOs opened with the extremely high-risk proxy gateways (placing production buildings in the opponent's own base) strategy twice in a row in a best of seven against herO (Kim Joon-Ho) and won both games with it, and won the entire series 4–1.[6]