SK Telecom T1's decision to substitute four players, including star mid laner Lee "Faker" Sang-hyeok, against MVP yesterday was unexpected but not entirely surprising.
Over the past three years—but especially in 2018—SKT have shown their proclivity for substituting players. During the Spring Split SKT tested a myriad of different team formations with their substitute top laner, jungler, and support. At one point even legacy SKT support Lee "Wolf" Jae-wan was moved to the jungle position for a few matches.
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