The 2023 LCK season was the twelfth season of South Korea's LCK, a professional esports league for the MOBA PC game League of Legends.
The regular season format was double round-robin. The games were played five days per week for both round robins.
The spring split began on 18 January and finished on 19 March, immediately followed by the spring playoffs on 22 March, which then concluded with the spring finals.
The summer split began on 7 June. The playoffs started on 8 August, and concluded with the summer finals on 20 August.
Starting from the 2023 season, LCK introduced new format for the playoffs, where double elimination would be applied starting from the semifinals. LCK also eliminated the rules for call-up and send-down between LCK and LCK Challengers League from this season.
Broadcasting
The LCK was broadcast at the following platforms: