Check out the biggest changes of the update.

Big changes for champions and items alike go live in the League of Legends Patch 14.9 update. It also adds Vanguard, reintroduces the Arena game mode, and ships the Lee Sin ASU.

Since patch 14.8 is the MSI patch, no pro games will be played on patch 14.9. This opens the window for massive, experimental changes. Maw of Malmortius and a handful of Fighter items are being changed, and a lot of champions are being tuned.

League of Legends 14.9 Full Patch Notes

League of Legends Patch 14.9 Notes summary (Image via Riot Games)
League of Legends Patch 14.9 Notes summary (Image via Riot Games)

The League of Legends Patch 14.9 update will go live on May 1, 2024.

This patch celebrates MSI 2024 with seven new Empyrean skins: Empyrean Akali, Empyrean Brand, Empyrean Kayle, Empyrean Malzahar, Empyrean Nocturne, Empyrean Varus, and Prestige Empyrean Kayle. These skins all go live on May 1, 2024 at 19:00 UTC.

Vanguard in LoL

Vanguard, Riot Games' proprietary anti-cheat system, is going live on all servers in this patch.

It went live on the Philippines server in Patch 14.8. If you're not in the PH server and you opened your client during this update, your PC's compatibility with Vanguard will be evaluated.

Lee Sin Touch-Up

Lee Sin, the Blind Monk, is getting his touch-up in LoL Patch 14.9. He is getting an Art and Sustainability Update, or ASU, meaning only his visuals will receive changes. His abilities will function as before.

Lee Sin updated splash arts (Image via Riot Games)
Lee Sin updated splash arts (Image via Riot Games)

Sixteen of his skins are also receiving the update. Some of them are having their tier and price increased, but players who already own them will receive the update for free.

  • Base Lee Sin
  • Traditional Lee Sin (price increased from 520 RP to 750 RP)
  • Acolyte Lee Sin
  • Dragon Fist Lee Sin (price increased from 975 RP to 1350 RP)
  • Muay Thai Lee Sin
  • Pool Party Lee Sin
  • Knockout Lee Sin
  • Nightbringer Lee Sin
  • Prestige Nightbringer Lee Sin
  • Prestige Nightbringer 2022 Lee Sin
  • Zenith Games Lee Sin
  • God Fist Lee Sin
  • Storm Dragon Lee Sin
  • SKT T1 Lee Sin (Legacy skin, returning for 2 weeks)
  • Playmaker Lee Sin (Legacy skin, returning for 2 weeks)
  • FPX Lee Sin (Legacy skin, returning for 2 weeks)

Arena V 3.0

Arena is going live this patch for a whopping four months. It's shipping with a lot of changes, including expanding to a 16-player lobby, new items, and a new map.

Champion Changes in League of Legends 14.9 patch

Ahri

W - Fox-Fire

  • Damage: 50/75/100/125/150 (+30% AP) >>> 45/70/95/120/145 (+30% AP)

R - Spirit Rush

  • Cooldown: 130/105/80 130/115/100 seconds

Akshan

Some Akshan buffs to reduce his barrier of entry.

Q - Avengerang

  • Move Speed on Champion Hit: 20/25/30/35/40% (+5% per 100 AP) >>> 20% at all ranks (+5% per 100 AP)
  • Damage to Non-Champions: 40/52.5/65/77.5/90% >>> 40/50/60/70/80%

R - Comeuppance

  • Minimum Damage per Bullet: 20/25/30 (+10% total AD) >>> 25/35/45 (+15% total AD)
  • Maximum Damage per Bullet: 80/100/120 (+40% AD) >>> 75/105/135 (+45% total AD)

Amumu

Base Stats

  • Base Attack Damage: 53 >>> 57
  • Base Armor: 30 >>> 33

Aurelion Sol

E - Singularity

  • Total Damage: 50/75/100/125/150 (+100% AP) >>> 50/75/100/125/150 (+80% AP)

Bel'Veth

Bel'Veth is getting some nerfs versus champions, and early buffs in the jungle.

Passive - Death in Lavender

  • Bonus Attack Speed per Stack: 0.28%-1% (levels 1-13) >>> 0.28%-1% (levels 1-17)
    • Note: This means that at levels 2-16, Bel'Veth will have slightly less attack speed, this is most pronounced at level 13.)

Q - Void Surge

  • Damage: 10/15/20/25/30 (+110% total AD) >>> 10/15120/25/30 (+100% Total AD)
  • Monster Damage Modifier: 140% total damage +45/55/65/75/85 flat damage
    • Note: This is a buff until 136 total attack damage.

Blitzcrank

Passive - Mana Barrier

  • Passive Shield Duration: 10 seconds >>> 4 seconds

W - Overdrive

  • Initial Bonus Movement Speed: : 70/75/80/85/90% >>> 60/65/70/75/80%

Evelynn

W - Allure

  • Slow: 65% >>> 45%

R - Last Caress

  • Damage: 125/250/375 (75% AP) >>> 125/250/375 (+65% AP)

Janna

W - Zephyr

  • Damage: 55/90/125/160/195 (+60% AP) (+30% Bonus Movement Speed) >>> 55/85/115/145/175 (+50% AP) (+30% Bonus Movement Speed)

E - Eye of the Storm

  • Shield: 80/115/150/185/220 (+55% AP) 80/120/160/200/240 (+55% AP)

Jinx

Super Mega Death Rocket

  • Cooldown: 70/55/40 >>> 85/65/45 seconds

Karma

Q - Inner Flame

  • Slow: 35% >>> 40%
    • Note: Mantra Q slow is unchanged at 50%.

R + E - Mantra Defiance

  • AOE Shielding on Secondary Targets: 90% Of Primary Target's Extra Shield >>> 100% Of Primary Target's Extra Shield
  • AOE Movement Speed Bonus: 12% >>> 15%

Kassadin

E - Force Pulse

  • Damage: 60/90/120/150/180 (+80% AP) >>> 60/90/120/150/180 (+70% AP)

Kennen

QoL buffs for Kennen.

E - Lightning Rush

  • Added a range indicator for the damage radius.

R - Slicing Maelstrom

  • New animation has been added for Slicing Maelstrom.
  • Kennen can now cast his ultimate while moving.

Malzahar

Q - Call of the Void

  • Mana Cost: 80 >>> 60/65/70/75/80

E - Malefic Visions

  • Cooldown: 15/13/11/9/7 >>> 11/10/9/8/7 seconds

Master Yi

E - Wuju Style

  • Bonus True Damage: 30/35/40/45/50 (+30% bonus AD) >>> 20/25/30/35/40 (+30% bonus AD)

Nilah

Nilah is getting some buffs and nerfs to shift her into more consistent damage and away from burst.

Q - Formless Blade

  • Minimum Damage: 5/10/15/20/25 (+90/97.5/105/112.5/120% total AD) >>> 5/10/15/20/25 (+90/95/100/105/110% total AD)
  • Bonus Attack Speed: 10-50% (based on level) >>> 10-60% (based on level)
  • Critical Strike Chance Damage Modifier: 100-220% (based on critical strike chance) >>> 100-200% (based on critical strike chance)

Olaf

Q - Undertow

  • Damage: 65/115/165/215/265 (+100% bonus AD) >>> 60/110/160/210/260 (+100% bonus AD)
  • Bonus Damage to Monsters: 5/ 15/25/35/45 10/25/40/55/ 7

R - Ragnarok

  • Passive Resistances: 10/20/30 >>> 10/15/20

Pyke

W - Ghostwater Dive

  • Mana Cost: 50 >>> 65
  • Cooldown: 12/11/10/9/8 >>> 14/13/12/11/10 seconds

Sejuani

Sejuani finally getting buffed since this patch is not a pro play patch.

Passive - Fury of the North, Frost Armor

  • Bonus Resistances: 10 (+50% Bonus Armor/Magic Resistance) >>> 10 (+75% Bonus Armor/Magic Resistance

W - Winter's Wrath

  • First Hit Damage: 10/15/20/25/30 (+20% AP) (+2% of her maximum health) >>> 5/15/25/35/45 (+20% AP) (+4% of her maximum health)
  • Second Hit Damage: 20/60/100/140/180 (+60% AP) (+6% of her maximum health) >>> 5/25/45/65/85 (+60% AP) (+8% Of her maximum health)
  • Maximum Damage: 30/75/120/165/210 (+80% AP) (+8% of her maximum health) >>> 10/40/70/100/130 (+80% AP) (+12% of her maximum health)

Seraphine

Q - High Note

  • Damage: 60/85/110/135/160 (+50% AP) >>> 60/85/110/135/160 (+60% AP)

Skarner

Skarner is getting nerfed to reduce his dominance in both top lane and jungle.

Base Stats

  • Mana Regeneration Growth: 0.6 >>> 0.75

Q - Shattered Earth / Upheaval

  • Damage per Hit: 10/25/40/55/70 (+60% bonus AD) (+5% of his bonus health) >>> 10/20/30/40/50 (+60% bonus AD) (+5% of his bonus health)
  • Q no longer refreshes the buff duration upon attacking wards or plants

W - Seismic Bastion

  • Slow: 20/25/30/35/40% >>> 20% at all ranks
  • Shield: 9% maximum health >>> 8% maximum health

Taliyah

Q - Threaded Volley

  • Mana Cost: 55/60/65/70/75 >>> 65/70/75/80/85
    • Note: Mana cost of 20 on Worked Ground unchanged.)
  • Bonus Damage to Monsters: 25 (+10% AP) >>> 25 (+5% AP)

Twitch

Base Stats

  • Base Health: 682 >>> 630
  • Health Growth: 100 >>> 104

W - Venom Cask

  • Slow: 30/35/40/45/50% (+6% AP) >>> 30/35/40/45/50 (+5% AP)

R - Spray and Pray

  • Bonus Attack Damage: 40/55/70 >>> 30/45/60

Urgot

Base Stats

  • Armor Growth: 5.45 >>> 5.0

Item Changes in League of Legends 14.9 patch

Fighter items are being re-tuned, and Maw of Malmortius is being re-designed as a whole.

Hexdrinker

Hexdrinker is being changed because Maw of Malmortius is being changed. The goal is to make magic resist fighter items less oppressive against AP champions.

  • Item Recipe: Long Sword + Null-Magic Mantle + 500 gold >>> Long Sword + Long Sword + Null-Magic Mantle + 150 gold
  • Magic Resistance: 35 >>> 30

Maw of Malmortius

Maw is being changed to make it a more appealing choice for fighters while not being too oppressive of an item for AP champions to face.

  • Total Price: 2800 >>> 3100
  • Ability Haste: 0 >>> 15
  • Magic Resistance: 50 >>> 40
  • Attack Damage: 65 >>> 70
  • Lifeline Duration: 2.5 >>> 3 seconds
  • Lifeline Buff" 12% Lifesteal >>> 10% Omnivamp

Death's Dance

A similar change to Death's Dance to make it geared towards more aggressive fighters.

  • Item Recipe: Steel Sigil + Caulfield's Warhammer + 1000 gold >>> Steel Sigil + Caulfield's Warhammer + Pickaxe + 125 gold
  • Attack Damage: 55 >>> 60
  • Defy Healing: 50% bonus AD >>> 75% bonus AD

Sterak's Gage

As the best-performing defensive item for fighters, it's getting nerfed.

  • Total Price: 3000 >>> 3200
  • Lifeline Cooldown: 60 >>> 90 seconds

Sundered Sky

Nerfed for being too powerful.

  • Lightshield Strike per Target cooldown: 6 >>> 8 seconds
  • Lightshield Strike Healing: 140% base AD (+6% missing health) >>> 120% base AD (+6% missing health)
  • Ornn upgrade unchanged

Eclipse

Nerfed to open up alternative itemizations.

  • Ever Rising Moon Damage: 8% (melee) / 4% (ranged) of target’s maximum health >>> 6% (melee) / 4% (ranged)of target’s maximum health
  • Ornn upgrade unchanged

Other Changes in League of Legends 14.9 patch

More hitboxes are being updated in this update. There are also some ARAM- and Arena-specific changes to some champions which you can read about in the official patch notes.