Earlier detailed description of patch 12.4 in LoL. Big Zeri nerfs and more

What exactly are the changes for the upcoming LoL 12.4 patch?
Now is the time to reveal the details of the next League of Legends update – 12.4. One of the Rioters revealed the specific values of buffs and nerfs that will affect the champions.
As announced, as many as 11 champions will receive buffs. Additionally, Zeri, the newest character on Summoner’s Rift, will be heavily nerfed. The creators also want to change support items to remove support characters from the solo line.
Description of the upcoming patch
Champions’ buffs
- Aatrox
- The Darkin Blade (Q)
- Sweet Spot Damage Amp: 50% >>> 60%
- The Darkin Blade (Q)
- Illaoi
- Base stats
- AS/Ratio: 0.571 >>> 0.625
- Harsh Lesson (W)
- Max Health Damage: 2% per 100 AD >>> 4% per 100 AD
- Base stats
- Amumu
- Tantrum (E)
- DR: 2/4/6/8/10 >>> 5/7/9/11/13
- Tantrum (E)
- Ashe
- Enchanted Crystal Arrow (R)
- Missile Speed: 1600 >>> 1500 + 200/s (max 2100)
- Enchanted Crystal Arrow (R)
- Lucian
- Piercing Light (Q)
- Mana cost: 50/60/70/80/90 >>> 48/56/64/72/80
- Piercing Light (Q)
- Kalista
- Base stats
- Armor: 21 >>> 24
- Base stats
- Xayah
- Bladecaller (E)
- Crit Damage Multiplier: 0.5% per 1% Crit Chance >>> 0.75% per 1% Crit Chance
- Bladecaller (E)
- Sett
- Base stats
- HP/lvl: 93 >>> 100
- Base stats
- Rumble
- Base stats
- Armor: 31 >>> 36
- Base stats
- Neeko
Hitbox Size: 80 >>> 65
- Blooming Burst (Q)
Additional Pop Damage: 40/60/80/100/120 >>> 40/65/90/115/140
- Shapesplitter (W)
- CD: 20/19/18/17/16 >>> 16/15/14/13/12
- Nami
- Tidecaller’s Blessing (E)
- Magic Damage: 20/35/50/65/80 >>> 25/40/55/70/85
- Tidecaller’s Blessing (E)
Champions’ nerfs
- Zeri
- Burst Fire (Q)
Uncharged right click damage: 15-40 (+4% AP) >>> 10-25 (+3% AP)
Uncharged right click low health mult: 4x >>> 6x
Right click Slow duration: 1.5s >>> 1s
Right click Slow amount: 20-40% >>> 14-50%
Q base damage: 10-30 >>> 9-25
Q base damage can now crit
Q excess AS to AD conversion: 50% >>> 60% (70% efficiency >>> 84%)
- Ultrashock Laser (W)
Cooldown: 10 >>> 13-9
- Spark Surge (E)
Cooldown: 23-17 >>> 23-19
CD reduction per champion hit with an attack or ability: 1.5s >>> 1s
- Lightning Crash (R)
- Attack speed: 30-40% >>> 30%
- Burst Fire (Q)
- Dr Mundo
- Base stats
AD/lvl: 4.2 >>> 3.5
- Maximum Dosage (R)
- CD: 110/100/90 >>> 110 at all ranks
- Base stats
- Qiyana
- Royal Privilege (P)
- Bonus AD Ratio: 55% >>> 40%
- Royal Privilege (P)
- Veigar
- Base stats
Armor: 23 >>> 21
Armor/lvl: 3.75 >>> 4
- Event Horizon (E)
- Cooldown: 18/16.5/15/13.5/12 >>> 20/18/16/14/12
- Base stats
- Blitzcrank
- Base stats
- HP Regen: 8.5 >>> 7.5
- Base stats
- Nunu & Willump
- Consume (Q)
- Healing from Champions: 80% >>> 60%
- Consume (Q)
System Adjustments
- Support Item Sololane
Minion Farming Penalty: 4 minions per minute >>> 2 per minute until 5m, 4 per minute rest of game
Farming Penalty is more severe early
CS Bounties now adjust based on the number of income items on each team
Objective Bounty gold leads are halved when you have two or more support items on a team
- Objective Bounty Linger: 15s >>> 5s