Winner
[LCK#2] kt Rolster
Rules
3 regions, 12 teams.
Top 4 from 2017 LCK Spring
Top 4 from 2017 LPL Spring
Top 4 from 2017 LMS Spring
Group Stage: Single round robin. All matches are best of 1. Winning region advances to the Finals.
Semifinal: Relay Best of 5 between 2nd and 3rd regions from Group Stage.
Final: Relay Best of 5 between the winning regions.
Top 4 from 2017 LCK Spring
Top 4 from 2017 LPL Spring
Top 4 from 2017 LMS Spring
Group Stage: Single round robin. All matches are best of 1. Winning region advances to the Finals.
Semifinal: Relay Best of 5 between 2nd and 3rd regions from Group Stage.
Final: Relay Best of 5 between the winning regions.