Side wave minion management has long been a point of contention given the 5v5 brawl proclivities of most North American League of Legends Championship Series teams. In the opening weekend of the 2018 season, a lack of attention to side waves and an inability to coordinate sieges across multiple lanes lead to longer game times, not just in NA, but all over the world.
In North America, OpTic Gaming, sitting at the bottom of the table with two losses to their name, was the worst offender. OpTic had the longest average game time at 50.