League of Legends Patch 9.19 was released on Sep 23, 2019. This update included changes to 31 champions, with 17 buffs, 6 nerfs, 8 adjustments.
Buffs (17)
Items
Q minion damage reduction decreased.
The Darkin Blade
- •Damage against minions increased to 55% from 40% at all levels.
R2 max damage increased.
Perfect Execution
- •Second base minimum base damage increased to 75/145/215 from 65/140/215.
- •Second cast maximum base damage increased to 225/435/645 from 195/420/645.
E movement speed increased; cooldown now scales.
Molten Shield
- •Bonus movement speed increased to 30 to 60% (based on level) from 25 to 50.5% (based on level).
- •Cooldown reduced to 14/13/12/11/10 seconds from 15 at all ranks.
Summon: Tibbers
- •Bug Fix: Tibbers will properly draw turret aggro onto Annie if he deals damage to an enemy champion under turret.
Passive slow increased. Q now an auto attack reset.
Frost Shot
- •Slow increased to 20 to 30% (based on level) from 15 to 30% (based on level).
- •Enhanced slow increased to 40 to 60% (based on level) from 30 to 60% (based on level).
Ranger's Focus
- •New Effect: Now resets Ashe's basic attack timer, instead of reducing her next basic attack's delay to 40% if currently any higher.
Q range increased. R max stacks increased.
Rocket Grab
- •Range increased to 1150 units from 1050.
Static Field
- •Maximum mark stacks increased to 3 from 2.
Q can now hit turrets and wards. E2 can now crit turrets.
Base attack damage increased. Rounding out some other base stats.
Stats
- •Base attack damage increased to 68 from 66.
- •Base health increased to 555 from 551.12.
- •Base mana increased to 325 from 322.2.
- •Base mana regeneration increased to 8 from 7.9.
Q and R turret AP ratio increased. E stun duration increased.
H-28G Evolution Turret
- •Turret basic attack AP ratio increased to 35% AP from 30% AP.
H-28Q Apex Turret
- •Turret basic attack AP ratio increased to 35% AP from 30% AP.
CH-2 Electron Storm Grenade
- •Stun duration increased to 1.5 seconds from 1.25.
W shield from damage dealt increased. Spectators can now see champions in the Death Realm as spirits.
Indestructible
- •Damage dealt stored increased to 35% from 30%.
Realm of Death
- •New Effect: Spectators can now see who is inside Realm of Death.
R damage increased.
Command: Shockwave
- •Base damage increased to 200/275/350 from 150/225/300.
- •AP ratio increased to 80% AP from 70% AP.
Base armor increased. Unburrowed Q now works on turrets.
Stats
- •Base armor increased to 36 from 33.
Queen's Wrath
- •New Effect: Bonus damage now works against turrets.
W base shield increased.
Soul Furnace
- •Shield strength increased 50/75/100/125/150 from 30/55/80/105/130.
E attack speed increased; base damage increased.
Stacked Deck
- •Bonus attack speed increased to 20/25/30/35/40% from 10/15/20/25/30%.
- •Base damage increased to 65/90/115/140/165 from 55/80/105/130/155.
E cooldown decreased later.
Event Horizon
- •Cooldown reduced to 18/16.5/15/13.5/12 seconds from 18/17/16/15/14.
Passive base heal increased. Q base damage increased later.
Determination
- •Base heal increased to 10 to 78 (based on level) from 8 to 59 (based on level).
Three Talon Strike
- •Base damage increased to 20/28/36/44/52 from 20/25/30/35/40.
Bloblets restore more health.
Cell Division
- •Heal increased to 4/5/6/7% (based on Let's Bounce!'s rank) of his maximum health from 4% at all Let's Bounce! ranks.
- •New Effect: Cooldown is now pingable.
Let's Bounce!
- •New Effect: Now increases Cell Division chunk heal to 5/6/7% of his maximum health.
W cooldown increased; damage ratio decreased.
Drunken Rage
- •Cooldown increased to 6 seconds from 5.
- •Target's health ratio reduced to 7% of the target's maximum health from 8%.
Free Masterwork upgrades happen earlier.
Living Forge
- •Level to access Masterwork items reduced to 12 from 13.
Passive damage ratio flattened.
Fury of the North
- •Target's health ratio reduced to 10% of the target's maximum health at all levels from 10/15/20% (at level 1/7/14).
Base armor and armor growth decreased. Passive damage ratio adjusted.
Stats
- •Base armor reduced to 28 from 32.
- •Armor growth reduced to 2.5 from 3.
Petricite Burst
- •Removed: No longer has a base damage of 9 to 60 (based on level).
- •Removed: No longer deals 50% reduced damage against minions who aren't his primary target.
- •AD ratio increased to 110% AD from 100% AD.
- •Non-primary target AD ratio reduced to 40% AD from 100% AD.
Chain Lash
- •Bug Fix: Tooltip now displays the correct time of delay before detonation.
Q slow strength now flattened, duration decreased, no longer decays over time.
Prowling Projectile
- •Slow strength reduced to 20% at all ranks from 20/32/44/56/68/80%.
- •Slow duration reduced to 1 second from 1.5.
- •Removed: Slow no longer decays over the duration.
Harsh Lesson
- •Bug Fix: Is properly able to cast it even when ground.
Divine Judgment
- •Bug Fix: Fixed a bug where Ultimate Hunter would not reduce its cooldown.
Base magic resist decreased. W empowered damage now scales.
Stats
- •Base magic resistance reduced to 28 from 32.1.
Shield Vault 2
- •Mortal Will AD ratio changed to 135 to 165% (based on level) AD from 150% AD at all levels.
Aegis Assault
- •Bug Fix: Recast lockout time increased so spamming the key doesn't accidentally, almost instantly, cancel the ability.
The Quickness
- •Bug Fix: Fixed a bug where his self-only R marker would display in Spectator Mode.
Q cooldown increased. E cooldown decreased.
Broken Wings
- •Cooldown increased to 13 seconds from 12.
Valor
- •Cooldown reduced to 12/11/10/9/8 seconds from 14/13/12/11/10.
Twin Bite
- •Bug Fix: When taunt or silence, the empowered attack properly launches onto the target before being consumed.
Burnout
- •Bug Fix: No longer loses her gained movement speed from Burnout when transforming via Dragon's Descent.
E’s Grey Health heal now scales.
Thick Skin
- •Grey health healed changed to 30 to 100% (based on level) from 75% at all levels.
Last Breath
- •Bug Fix: Is no longer able to cast Last Breath onto a non-knocked up target who's just been hit with Call of the Forge God.
Items
General
- •Renamed Hex Core mk-1 from The Hex Core mk-1.
General
- •Renamed Hex Core mk-2 from The Hex Core mk-2.
General
- •Renamed Lightbringer from The Lightbringer.
General
- •Renamed Obsidian Cleaver from The Obsidian Cleaver.
General
- •Renamed Black Cleaver from The Black Cleaver.
General
- •Renamed Black Spear from The Black Spear.
General
- •Renamed Bloodthirster from The Bloodthirster.
General
- •Renamed Dark Seal from The Dark Seal.
General
- •Undocumented: Updated visual effects.

Aatrox
Akali
Annie
Ashe
Blitzcrank
Fiora
Graves
Heimerdinger
Mordekaiser
Orianna
Rek'Sai
Sion
Twisted Fate
Vayne
Veigar
Xin Zhao
Zac
Gragas
Karma
Ornn
Sejuani
Sylas
Yuumi
Illaoi
Kayle
Pantheon
Rakan
Riven
Shyvana
Tahm Kench
Yasuo
Obsidian Cleaver
Black Cleaver
Bloodthirster
Dark Seal