Riot introduced "Turret First Blood" and reduced symmetry in tower defenses to discourage the "lane-swap" meta that had become stale in professional play.
High-level players and the broader community criticized it for compromising competitive integrity, as solo players often faced coordinated four or five-man premades. Season 62015
Levels 6 and 7 were added, allowing players to further showcase their expertise with specific champions. 3. The "Dynamic Queue" Controversy Riot introduced "Turret First Blood" and reduced symmetry
Due to the persistent "bitching" and dissatisfaction, Riot Games eventually acknowledged it as a failure and reinstated Solo/Duo Queue for the following season. 4. Meta and Champion Diversity Meta and Champion Diversity Major reworks were applied
Major reworks were applied to several ADCs to give them unique identities. Notable changes included Graves receiving his "shotgun" mechanic and Quinn gaining extreme mobility with Behind Enemy Lines .
The old mastery system was overhauled to include powerful "Keystones," such as Thunderlord’s Decree and Grasp of the Undying , which significantly impacted champion power spikes. 2. Major Features and Innovations