^{Image credit: Riot Games}

The League of Legends patch 12.15 features 16 champions getting various nerfs and buffs.

For this bi-monthly patch update, The devs over at Riot Games have decided to buff energy-based champions while some get a few tweaks and adjustments added. All in all, patch 12.15 focuses on 16 champions in total with six receiving nerfs and another 10 getting some much-needed buffs.

The likes of Lee Sin, Leona, and Thresh are just some of the champions that could make an appearance in the meta leading up to the world championship. The First Strike rune, as well as the Divine Sunderer mythic item to name a few, will also be nerfed to ensure they aren't too overpowered. Be sure to scroll on down to check out all the changes brought to League of Legends patch 12.15.

Champions

Buff

Akali

W - Twilight Shroud

Energy restoration: 80 ⇒ 100
Max energy increase: 80 ⇒ 100

Kennen

W - Electrical Surge

Cooldown: ~~14/12/10/8/6~~ ⇒ 13/11.25/9.5/7.75/6
Magic damage: ~~60/85/110/135/160~~ ⇒ 70/95/120/145/170

R - Slicing Maelstrom

Magic damage per bolt: ~~40/75/110 (+20% AP)~~ ⇒ 40/75/110 (+22.5% AP)

Lee Sin

Q - Sonic Wave/Resonating Strike

Resonating Strike energy cost: 30 ⇒ 25

W - Safeguard/Iron Will

Iron Will energy cost: 30 ⇒ 25

E - Tempest/Cripple

Cripple energy cost: 30 ⇒ 25

Leona

Q - Shield of Daybreak

Mana cost: ~~45/50/55/60/65~~ ⇒ 35/40/45/50/55

R - Solar Flare

Stun and slow duration: ~~1.5~~ ⇒ 1.75 seconds

Lillia

Passive: Dream-laden Dough

Monster damage cap: ~~40-100 (levels 1-18)~~ ⇒ 50-150 (levels 1-18)

Rammus

R - Soaring Slam

Cooldown: ~~110/95/80~~ ⇒ 90 at all ranks
Base cast range: ~~600~~ ⇒ 800
Dash range growth: ~~1.3~~ ⇒ 1.5 (note: this is how much the range will scale with movespeed)
Minimum dash speed: ~~700~~ ⇒ 900
Maximum dash speed: ~~1800~~ ⇒ 2000

Shen

E - Shadow Dash

Energy refunded upon dealing damage with passive or E: ~~30/35/40~~ ⇒ 30/40/50

Singed

Passive - Noxious Slipstream

Bonus movement speed: ~~20%~~ ⇒ 25%
Per-target cooldown: ~~10 seconds~~ ⇒ 8 seconds

R - Insanity Potion

Bonus stats: ~~20/60/100~~ ⇒ 30/65/100

Thresh

Q - Death Sentence

Cooldown: ~~20/18/16/14/12~~ ⇒ 19/17/15/13/11
Magic damage: ~~80/120/160/200/240~~ ⇒ 100/140/180/220/260

Zed

W - Living Shadow

Shadow spell mimic range: ~~2000~~ ⇒ No Limit

E - Shadow Slash

Energy cost: 50 ⇒ 40

Nerfs

Gwen

Q - Snip Snip!

True damage in centre: ~~75%~~ ⇒ 50% of damage dealt is converted to True Damage

Kalista

Base Stats

Base attack damage: 69 ⇒ 66

Master Yi

E - Wuju Style

Cooldown: ~~18/17/16/15/14~~ ⇒ 18 seconds at all ranks

Qiyana

Passive - Royal Privilege

Damage: ~~15-83 (levels 1-18)(+45% bonus AD)(+30%AP)~~ ⇒ 15-83 (levels 1-18)(+30% bonus AD)(+30%AP)

Bugfixes

Fixed a bug where Qiyana could apply an extra proc of her passive with First Strike equipped.

Sivir

Base Stats

Attack damage growth: ~~3.3~~ ⇒ 3

E - Spell Shield

Cooldown: ~~22/20/18/16/14~~ ⇒ 24/22.5/21/19.5/18

R - On the Hunt

Cooldown: ~~100/85/70~~ ⇒ 120/100/80

Taliyah

E - Unraveled Earth

Cooldown: ~~16/15/14/13/12 seconds~~ ⇒ 18/17/16/15/14 seconds

R - Weaver's Wall

Wall duration: ~~5 seconds~~ ⇒ 4 seconds

Items

Divine Sunderer

Spellblade heal: ~~65%~~ ⇒ 55% of premitigation damage (+(4.8% melee/2.4% ranged) of target's maximum health) (+100% base AD)

Mercurial Scimitar

Magic resistance: 30 ⇒ 40
Quicksilver active duration: ~~1 second~~ ⇒ 1.5 seconds

Silvermere Dawn

Magic resistance: 35 ⇒ 40
Quicksilver active bonus stats: ~~40% Tenacity and 40% slow resist~~ ⇒ 50% Tenacity and 50% slow resist

Runes

First Strike

Bonus true damage: ~~10%~~ ⇒ 9%

Bugfixes & QoL Changes

Fixed a bug where Yuumi would be unable to use swapped summoner spells from Unsealed Spellbook after using Teleport
Fixed a bug where Viego would look like a polymorphed champion if he killed and possessed a champion under the effects of Polymorph
Fixed a bug where Bel’Veth’s E - Royal Maelstrom would not cancel when casting her R - Endless Banquet on an out-of-range Void Coral
Fixed a bug that caused Nilah’s Passive - Perfect Synergy to be audible from the Fog of War
Fixed a bug that caused Nilah’s Passive - Perfect Synergy to trigger with Ocean Drake’s buff
Fixed a bug where Leblanc’s W - Distortion was doing slightly less damage at rank 3 than intended
Fixed a bug where Evelynn’s stealth would break after a target she killed entered a Zombie Form and then died again (e.g. Sion’s Passive)
Fixed a bug where single target range indicators would sometimes follow enemies through the Fog of War
Fixed a bug where Rakan would automatically cast his second E - Battle Dance to an ally after using Flash
Fixed a bug where Yone could activate abilities while in his Spirit Form while locked in the blast cone knockback cc
Fixed a bug where Liandry’s Lament’s burn effect was not working correctly
Fixed a bug where Blade of the Ruined King was doing less damage if it was purchased after other items
Fixed a bug where Swain’s second E - Nevermove could pull targets that were in Stasis
Fixed a bug where Rift Herald would not charge at towers if it spawned next to them

More champions get both nerfed and buffed in the latest League of Legends patch 12.15