Overview
Set 15 kicked off with a bang, but it seems some nerfs are already in order. You can read Riot's full patch notes here. Otherwise, we've got a quick TLDR and breakdown for you as we head into the first weekend of the set.
Buffs
Traits
Bastion (4) and (6) buffed
Crystal Gambit all around buffs
Wraith (4) damage 33% -> 36%
Units
Kog'Maw on-hit damage buffed
Malzahar ability damage buffed
Rammus shield buffed
Swain HP gains buffed
Karma ability damage buffed
Zyra ability damage buffed
Nerfs
Items
Morellonomicon (and Radiant) mana regen 2 -> 1
Void Staff (and Radiant) mana regen 2 -> 1
Traits
Prodigy (5) mana regen 9 -> 8
Soul Fighter (8) HP and damage nerf
Units
Gangplank ability damage nerfed
Katarina ability damage nerfed
Ahri ability damage nerfed
Udyr mentor burn duration 4s -> 1s
Ryze damage and healing nerfed
Gwen AS nerfed
Yone AS and damage nerfed
Conclusion
Ryze Mech Mentor taking a substantive nerf
Star Guardian vertical should be played more around Jinx than Ahri now
Soul Fighter should also feel worse
Keep an eye out for 1-cost reroll comps like Kayle + Juggernauts
Yuumi + Battle Academy should also be on the rise