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Amplifying Tome
Bandleglass Mirror
Blade of the Ruined King
Blasting Wand
Caulfield's Warhammer
Chemtech Putrifier
Cloak of Agility
Death's Dance
Demonic Embrace
Eclipse
Essence Reaver
Executioner's Calling
Forbidden Idol
Goredrinker
Hextech Alternator
Last Whisper
Long Sword
Maw of Malmortius
Mortal Reminder
Oblivion Orb
Pickaxe
Ruby Crystal
Vampiric Scepter
Zeal
League of LegendsPatch 13.1b
League WikiLeague of Legends Patch 13.1b was released on Jan 25, 2023. This update included changes to 27 champions, with 12 buffs, 9 nerfs, 6 adjustments.
Items
Buffs (8)
Nerfs (2)
Changes (24)
Amplifying Tome
Bandleglass Mirror
Blade of the Ruined King
Blasting Wand
Caulfield's Warhammer
Chemtech Putrifier
Cloak of Agility
Death's Dance
Demonic Embrace
Eclipse
Essence Reaver
Executioner's Calling
Forbidden Idol
Goredrinker
Hextech Alternator
Last Whisper
Long Sword
Maw of Malmortius
Mortal Reminder
Oblivion Orb
Pickaxe
Ruby Crystal
Vampiric Scepter
ZealStats
- •Mana growth increased to 35 from 32.
- •Mana regeneration growth increased to 0.65 from 0.4.
Stats
- •Mana growth increased to 40 from 35.
- •Mana regeneration growth increased to 0.7 from 0.55.
Deadly Flourish
- •Mana cost reduced to 50/55/60/65/70 from 50/60/70/80/90.
Captive Audience
- •Mana cost reduced to 30 at all ranks from 30/35/40/45/50.
Dream-Laden Bough
- •Damage AP ratio increased to 1.5% per 100 AP from 1.2% per 100 AP
Blooming Blows
- •AP ratio increased 45% AP from 40% AP.
- •Total AP ratio increased 90% AP from 80% AP.
Swirlseed
- •AP ratio increased 60% AP from 45% AP.
- •Cooldown reduced to 14 seconds from 16.
Clockwork Windup
- •Base damage changed to 10 to 50 (based on level) (linear scaling) from 10 to 50 (based on level) (every 3 levels).
Command: Attack
- •Damage against secondary targets changed to 70% for all enemies hit from 100 to 40% (based on enemies hit).
Command: Dissonance
- •Mana cost reduced to 70/75/80/85/90 from 70/80/90/100/110.
Command: Shockwave
- •Base damage increased to 250/350/450 from 200/275/350.
- •AP ratio increased to 90% AP from 80% AP.
Stats
- •Base mana increased to 300 from 287.2.
- •Mana regeneration growth increased to 0.7 from 0.45.
Sleepy Trouble Bubble
- •New Effect: Now reduces the target's magic resistance by 20/22.5/25/27.5/30% while they are sleep.
Stats
- •Attack damage growth reduced to 3.7 from 4.
Powder Keg
- •Increased damage on critical strikes reduced to 5% from 10%.
Force Pulse
- •Cooldown increased to 21/20/19/18/17 seconds from 21/19/17/15/13.
Dance of Arrows
- •Base damage reduced to 50/75/100/125/150 from 60/85/110/135/160.
Bramble Smash
- •Bonus monster damage reduced to 100/120/140/160/180 from 120/140/160/180/200.
Sapling Toss
- •Damage AP ratio reduced to 35% AP from 40% AP.
- •Damage health ratio reduced to 5% bonus health from 6% bonus health.
- •Empowered AP ratio reduced to 70% AP from 80% AP.
- •Empowered health ratio reduced to 10% bonus health from 12% bonus health.
Indestructible
- •Undocumented: Damage taken to shield resource conversion factor reduced to 3.75% from 7.5%.
Stats
- •Base magic resistance reduced to 32 from 36.
Arcane Mastery
- •AP ratio reduced to 6% per 100 AP from 10% per 100 AP.
Force of Will
- •Undocumented: Winddown time of both casts reduced to 0 from 0.25 seconds.
Wilding Claw
- •Bonus AD ratio reduced to 4% per 100 bonus AD from 5%.
- •Bonus attack speed increased to 20/32/44/56/68/80% from 20/30/40/50/60/70%.
Wingborne Storm
- •Base damage per tick reduced to 10/19/28/37/46/55 from from 10/20/30/40/50/60.
- •Total base damage reduced to 80/152/224/296/368/440 from 80/160/240/320/400/480.
Stats
- •Attack range reduced to 425 from 500.
- •Base attack damage reduced to 49 from 55.
- •Base health reduced to 500 from 550.
- •Base health regeneration reduced to 5 from 7.
- •Undocumented: Automatic target acquisition radius reduced to 475 from 550.
Bop 'n' Block
- •New Effect: Now gains 25 bonus attack range.
- •Base shield reduced to 45 to 300 (based on level) from 60 to 380 (based on level).
You and Me!
- •Percentage adaptive force reduced to 6/7/8/9/10% from 12/14/16/18/20%.
Zoomies
- •Removed: Bonus movement speed no longer scales with 2% per 100 AP.
H-28G Evolution Turret
- •Turret base health reduced to 130 to 640 (based on level) from 175 to 700 (based on level).
- •Turret health AP ratio increased to 5 to 45% (based on level) AP from 5 to 40% (based on level) AP.
Hextech Micro-Rockets
- •Initial rocket base damage reduced to 40/65/90/115/140 from 50/75/100/125/150.
- •Initial rocket AP ratio increased to 55% AP from 45% AP.
Stats
- •Base mana reduced to 345 from 348.88.
- •Mana growth increased to 40 from 38.
- •Mana regeneration growth increased to 0.7 from 0.45.
Icathian Surprise
- •Undocumented / Bug Fix: The exploded corpse that Kog'Maw turns into after the effect ends no longer displays -5 base movement speed.
Stats
- •Base mana reduced to 320 from 349.
- •Mana growth increased to 43 from 38.
- •Base mana regeneration reduced to 7 from 8.18.
- •Mana regeneration growth increased to 0.8 from 0.7.
Stats
- •Mana growth increased to 40 from 35.
- •Base mana regeneration reduced to 8 from 8.05.
- •Mana regeneration growth increased to 0.8 from 0.65.
Ebb and Flow
- •Base damage reduced to 60/100/140/180/220 from 70/110/150/190/230.
- •Damage AP ratio increased to 55% AP from 50% AP.
Tidecaller's Blessing
- •Base damage per hit reduced to 20/35/50/65/80 from 25/40/55/70/85.
Items
General
- •Attack damage increased to 50 from 45.
- •Health increased to 400 from 350.
General
- •Total cost reduced to 3200 gold from 3400 gold.
- •Combine cost reduced to 400 gold from 600 gold.
- •Life steal reduced to 15% from 18%.
- •Shield increased to 180 to 450 (based on level) from 50 to 320 (based on level).
General
- •Thorns damage increased to 6 from 4.
- •Grievous Wounds strength increased to 40% from 25%.
General
- •Grievous Wounds strength increased to 40% from 25%.
- •Unique Passive - Hackshorn:
- •New Effect: Dealing physical damage to enemy champions inflicts them with 40% Grievous Wounds for 3 seconds.
- •Old EFfect: Dealing physical damage to enemy champions inflicts them with 25% Grievous Wounds for 3 seconds, increased to 40% if the target is left with less than 50% of their maximum health.
General
- •Attack damage increased to 35 from 30.
General
- •New Recipe: Oblivion Orb + Hextech Alternator + Amplifying Tome + 715 gold = 3000 gold.
- •Old Recipe: Oblivion Orb + Blasting Wand + Ruby Crystal + 450 gold = 2500 gold.
- •Grievous Wounds strength increased to 40% from 25%.
- •Health reduced to 200 from 300.
- •Magic penetration increased to 10 from 0.
- •Unique Passive - Affliction:
- •New Effect: Dealing magic damage to enemy champions inflicts them with 40% Grievous Wounds for 3 seconds.
- •Old Effect: Dealing magic damage to enemy champions inflicts them with 25% Grievous Wounds for 3 seconds, increased to 40% if the target is left with less than 50% of their maximum health.
General
- •Ability haste increased to 25 from 20.
- •Life steal increased to 10% from 0%.
- •Omnivamp reduced to 0% from 10%.
- •New Effect: Damage dealt by Cleave now benefits from life steal.
General
- •Undocumented: Armor increased to 70 from 60.
- •Thorns armor ratio increased to 25% bonus armor from 20%.
- •Grievous Wounds strength increased to 40% from 25%.
- •Removed: Immobilizing effects on enemy champions no longer inflict them with Grievous Wounds for 3 seconds.
General
- •Perfection threshold reduced to 40% critical strike chance from 60%.
General
- •Transcendence threshold reduced to 40% critical strike chance from 60%.
General
- •Now builds into Morellonomicon.
General
- •No longer builds into Chemtech Putrifier.
General
- •Siphon cooldown increased to 30 seconds from 20.
- •Siphon damage reduced to 40 to 103 (based on level) from 40 to 150 (based on level).
- •Mist's Edge damage on ranged champions increased to 9% of target's current health from 8%.
General
- •No longer builds into Morellonomicon.
General
- •Now builds into Eclipse.
- •No longer builds into Death's Dance and Maw of Malmortius.
General
- •New Recipe: Oblivion Orb + Forbidden Idol + 700 gold = 2300 gold.
- •Old Recipe: Oblivion Orb + Bandleglass Mirror + 550 gold = 2300 gold.
- •Grievous Wounds strength increased to 40% from 25%.
- •Ability haste reduced to 15 from 20.
- •Ability power reduced to 40 from 60.
- •Heal and shield power increased to 8% from 0%.
- •Unique Passive - Puffcap Toxin:
- •New Effect: Dealing damage to enemy champions inflicts them with 40% Grievous Wounds for 3 seconds.
- •Old Effect: Dealing magic damage to enemy champions inflicts them with 25% Grievous Wounds for 3 seconds. Heal or shield allied champions (excluding yourself) empowers your and their next instance of damage against enemy champions within 5 seconds to apply 40% Grievous Wounds for 3 seconds.
General
- •Now builds into Mortal Reminder.
General
- •New Recipe: Pickaxe + Chain Vest + Pickaxe + 750 gold = 3300 gold.
- •Old Recipe: Pickaxe + Chain Vest + Caulfield's Warhammer + 525 gold = 3300 gold.
- •Attack damage increased to 65 from 55.
- •Ability haste reduced to 0 from 15.
- •Armor increased to 50 from 45.
- •Defy heal reduced to 50% bonus AD from 120% bonus AD.
General
- •Damage per second changed to 1.6% of target's maximum health from 1.8%.
General
- •New Recipe: Serrated Dirk + Caulfield's Warhammer + 900 gold = 3100 gold.
- •Old Recipe: Serrated Dirk + Long Sword + Vampiric Scepter + 750 gold = 3100 gold.
- •Ability haste increased to 15 from 0.
- •Omnivamp reduced to 0% from 7%.
- •Ever Rising Moon cooldown reduced to 6 seconds from 8.
- •Syzygy ability haste increased to 20 from 0.
- •Syzygy omnivamp reduced to 0% from 8%.
General
- •Total cost increased to 2900 gold from 2800 gold.
- •Combine cost increased to 500 gold from 400 gold.
- •Attack damage increased to 55 from 45.
General
- •Grievous Wounds strength increased to 40% from 25%.
- •Attack damage reduced to 15 from 20.
General
- •Now builds into Chemtech Putrifier.
General
- •Mythic passive ability haste reduced to 3 from 7.
- •New Effect: Mythic passive now also grants 50 bonus health.
General
- •Now builds into Morellonomicon.
General
- •Now builds into Mortal Reminder.
General
- •Now builds into Maw of Malmortius.
- •No longer builds into Eclipse.
General
- •New Recipe: Hexdrinker + Pickaxe + Long Sword + 375 gold = 2900 gold.
- •Old Recipe: Hexdrinker + Caulfield's Warhammer + 500 gold = 2900 gold.
- •Ability haste reduced to 0 from 20.
- •Attack damage increased to 65 from 55.
- •Removed: Triggering Lifeline no longer grants 10% omnivamp.
- •New Effect: Triggering Lifeline now grants 12% life steal.
General
- •New Recipe: Executioner's Calling + Last Whisper + Cloak of Agility + 150 gold = 3000 gold.
- •Old Recipe: Executioner's Calling + Zeal + 750 gold = 2600 gold.
- •Grievous Wounds strength increased to 40% from 25%.
- •Attack speed reduced to 0% from 20%.
- •Armor penetration increased to 30% from 0%.
- •Movement speed reduced to 0% from 7%.
- •Now limited to 1 Last Whisper item.
- •Unique Passive - Sepsis:
- •New Effect: Dealing physical damage to enemy champions inflicts them with 40% Grievous Wounds for 3 seconds.
- •Old Effect: Dealing physical damage to enemy champions inflicts them with 25% Grievous Wounds for 3 seconds. Basic attacking a champion 2 times while they remain affected by Grievous Wounds increases their effect to 40%, and dealing physical damage to a target affected by 40% Grievous Wounds will refresh the empowered effect.
General
- •Grievous Wounds strength increased to 40% from 25%.
- •Ability power reduced to 30 from 35.
General
- •Now builds into Maw of Malmortius.
General
- •No longer builds into Morellonomicon.
General
- •No longer builds into Eclipse.
General
- •No longer builds into Mortal Reminder.

Ashe
Caitlyn
Ezreal
Jhin
Jinx
Lillia
Orianna
Senna
Sivir
Twitch
Xayah
Zoe
Gangplank
Kassadin
Kindred
Maokai
Mordekaiser
Ryze
Syndra
Udyr
Yuumi
Heimerdinger
Kai'Sa
Kog'Maw
Lucian
Miss Fortune
Nami
Black Cleaver
Bloodthirster
Bramble Vest
Chempunk Chainsword
Lord Dominik's Regards
Morellonomicon
Ravenous Hydra
Thornmail
Infinity Edge