LoL Patch 26.17 notes: Vayne and Xerath nerfed, Yasuo and Yone buffed

League of Legends is making another round of targeted balance changes in Patch 26.17, with Vayne and Xerath getting under the nerf hammer. The brothers Yasuo and Yone are getting buffs designed to make critical-strike builds more attractive, while LeBlanc receives a long-overdue attack-speed ratio b…