Vietnam  Championship Series A is the Vietnamese premier tournament and functions as a qualifier for Garen Premier League which holds one of the seeds for the 2018 Mid Season Invitational.

The VCSA features seven teams hailing form Vietnam, this is the first split of the 2018 Season.

Like any other pro circuit in League of legends the league consists of a promotion, regular season and a playoffs stage. At the end of the regular season the top four teams qualify for playoffs and the bottom team will be defending their spot against a challenger team in the promotion tournament.

The tournament boast a ₫800,000,000 (VND) total prize pool that will be spread out among all the participating teams.