League of Legends Patch 10.13 Changes to Include Champion Select Reporting

League of Legends Patch 10.13 will bring the ability to report and mute players during champion selection when it arrives June 24, per Riot Games gameplay designer Mark "Scruffy" Yetter.
Yetter previewed the League of Legends Patch 10.13 changes Monday via Twitter. Yuumi, Syndra, Ornn, Cassiopeia, Aphelios and Kalista will all receive nerfs, the exact forms of which remain unknown.
Patch Preview 10.13
— Mark Yetter (@MarkYetter) June 15, 2020
We have a few details already in here, but I'll share the rest of the change lists tomorrow. pic.twitter.com/p7TnryQB9w
League of Legends Patch 10.13 Changes
Ryze, Gnar, Vi, Lucian, Rakan, Yorick and Nocturne will meanwhile receive buffs. The leash range on Yorick's Eulogy of the Isles (R) will drop from 900 to 700, and Nocturne's Umbra Blades (Passive) on monsters will give double cooldown reduction. The rest of the buffs are unspecified.
Ability power Kog'Maw will benefit from increased AP ratios on his Caustic Spittle (Q) and Living Artillery (R) — from 0.5 to 0.7 AP and 0.25 to 0.35 respectively. Nunu's Consume (Q) will have its damage AP ratio increased from 0.5 to 0.65, and its healing ratio from 0.7 to 1.0. Nunu's Absolute Zero (R) will gain a shield AP ratio of 1.5.
Conquerer's max stacks will rise from 10 to 12, with its adaptive per stack changing from 2-5 to 1.7-4.2. Death's Dance will receive a ranged nerf.