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Mage

Karthus AR URF Build 
25.S1.2 LoL 

 Runes & Items
Tier: SWin57.34%Pick7.13%Games: 529KDA: 2.11Score: 53.44

Karthus is ranked S Tier and has a 57.34% win rate in LoL AR URF Patch 25.S1.2. We've analyzed 529 Karthus games to compile our statistical Karthus AR URF Build Guide. For items, our build recommends: Malignance, Blackfire Torch, Sorcerer's Shoes, Liandry's Torment, Shadowflame, and Rabadon's Deathcap. For runes, the strongest choice is Domination (Primary) with Dark Harvest (Keystone), and Sorcery (Secondary). The optimal Summoner Spells for this build are Flash and Exhaust. Starting items should include Amplifying Tome and Health Potion. Karthus's Best AR URF matchups include Akali, Soraka, and Caitlyn. Karthus's Best AR URF counters are Seraphine, Kayn, and Viktor.

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Karthus Summoner Spells

Flash
Exhaust
Win %
Pick %
53%
68%
55%
39%
Ignite
59%
27%
Ghost
51%
29%
Smite
51%
25%
Barrier
43%
8%

Karthus Starting Items

Win %
Buy %
Amplifying Tome
Health Potion
2
48%
20%
Amplifying Tome
55%
12%

Karthus Runes

Win %
Pick %
54%
58%
56%
18%
41%
13%
71%
2%

Karthus Items

Malignance
53%
Blackfire Torch
60%
Sorcerer's Shoes
55%
Liandry's Torment
53%
Shadowflame
53%
Rabadon's Deathcap
55%
Stealth Ward
53%
Elixir of Sorcery
50%

Karthus Skill Order

Death Defied
123456789101112131415161718
Lay Waste
QQQQQ
Wall of Pain
WWWWW
Defile
EEEEE
Requiem
RRR

Karthus Item Purchase Order

Boots
Lost Chapter
Blasting Wand
Malignance
coin2700
Fated Ashes
Lost Chapter
Blackfire Torch
coin2800
Sorcerer's Shoes
coin1100
Fated Ashes
Haunting Guise
Liandry's Torment
coin3000
Hextech Alternator
Needlessly Large Rod
Shadowflame
coin3200
Needlessly Large Rod
Rabadon's Deathcap
coin3600

Karthus Trinkets

Win %
Buy %
Stealth Ward
53%
91%
Farsight Alteration
41%
7%
Oracle Lens
43%
6%

Karthus Boots

Win %
Buy %
Sorcerer's Shoes
55%
59%
Spellslinger's Shoes
74%
33%
Ionian Boots of Lucidity
38%
5%
Boots of Swiftness
80%
1%
Swiftmarch
100%
0%
Plated Steelcaps
100%
0%

Karthus Situational Items

Win %
Buy %
Void Staff
56%
22%
Stormsurge
55%
18%
Rylai's Crystal Scepter
37%
10%
Zhonya's Hourglass
51%
7%
Archangel's Staff
55%
4%
Luden's Companion
44%
5%

Best Karthus Duo Champions in AR URF(over 51% win rate with Karthus)

Xayah, the Rebel
+22.7
Morgana, the Fallen
+21.7
Nunu, the Boy and His Yeti
+21.2
Fiddlesticks, the Ancient Fear
+20.4
Udyr, the Spirit Walker
+20.4
Master Yi, the Wuju Bladesman
+19.6
Malzahar, the Prophet of the Void
+19.0
Ziggs, the Hexplosives Expert
+19.0
Twisted Fate, the Card Master
+18.2
Vladimir, the Crimson Reaper
+17.8
Amumu, the Sad Mummy
+15.7
Bard, the Wandering Caretaker
+15.7
Corki, the Daring Bombardier
+15.7
Gwen, The Hallowed Seamstress
+15.7
Kennen, the Heart of the Tempest
+15.7
Milio, The Gentle Flame
+15.7
Tristana, the Yordle Gunner
+15.7
Viego, The Ruined King
+15.7
Yasuo, the Unforgiven
+15.7
Seraphine, the Starry-Eyed Songstress
+14.0
Brand, the Burning Vengeance
+12.6
Syndra, the Dark Sovereign
+12.6
Kai'Sa, Daughter of the Void
+11.5
Shen, the Eye of Twilight
+11.5
Volibear, the Relentless Storm
+10.9
Garen, The Might of Demacia
+10.5
Singed, the Mad Chemist
+10.5
Taliyah, the Stoneweaver
+10.5
Annie, the Dark Child
+9.0
Evelynn, Agony's Embrace
+9.0
Gangplank, the Saltwater Scourge
+9.0
Illaoi, the Kraken Priestess
+9.0
Katarina, the Sinister Blade
+9.0
Naafiri, the Hound of a Hundred Bites
+9.0
Rell, the Iron Maiden
+9.0
Xerath, the Magus Ascendant
+9.0
Zeri, The Spark of Zaun
+9.0
Ashe, the Frost Archer
+7.8
Heimerdinger, the Revered Inventor
+7.3
Teemo, the Swift Scout
+7.3
Talon, the Blade's Shadow
+6.1
Malphite, Shard of the Monolith
+5.7
Riven, the Exile
+5.2
Thresh, the Chain Warden
+5.2
Irelia, the Blade Dancer
+4.6
Nautilus, the Titan of the Depths
+4.6
Jarvan IV, the Exemplar of Demacia
+3.5
Karma, the Enlightened One
+3.5
Mel, the Soul's Reflection
+3.5
Renata Glasc, the Chem-Baroness
+3.5
Yone, the Unforgotten
+3.5
Zyra, Rise of the Thorns
+3.5
Lux, the Lady of Luminosity
+3.3
Smolder, the Fiery Fledgling
+3.2
Hwei, the Visionary
+2.8
Ryze, the Rune Mage
+2.8
Sivir, the Battle Mistress
+2.8
Vi, the Piltover Enforcer
+2.8
Caitlyn, the Sheriff of Piltover
+2.3
Akali, the Rogue Assassin
+1.9
Sona, Maven of the Strings
+1.4
Ekko, the Boy Who Shattered Time
+1.0
Ahri, the Nine-Tailed Fox
+0.9

Average Karthus Duo Champions in AR URF(49% - 51% win rate with Karthus)

Aatrox, the Darkin Blade
Bel'Veth, the Empress of the Void
Blitzcrank, the Great Steam Golem
Briar, the Restrained Hunger
Cassiopeia, the Serpent's Embrace
Cho'Gath, the Terror of the Void
Darius, the Hand of Noxus
Ezreal, the Prodigal Explorer
Galio, the Colossus
Gragas, the Rabble Rouser
Hecarim, the Shadow of War
Jayce, the Defender of Tomorrow
Kayn, the Shadow Reaper
Kled, the Cantankerous Cavalier
Neeko, the Curious Chameleon
Nilah, the Joy Unbound
Nocturne, the Eternal Nightmare
Qiyana, Empress of the Elements
Rengar, the Pridestalker
Sylas, the Unshackled
Zac, the Secret Weapon

Below Average Karthus Duo Champions in AR URF(under 49% win rate with Karthus)

Miss Fortune, the Bounty Hunter
-0.7
Pyke, the Bloodharbor Ripper
-1.2
Jinx, the Loose Cannon
-1.4
Sett, the Boss
-1.4
Veigar, the Tiny Master of Evil
-1.6
Wukong, the Monkey King
-1.6
Xin Zhao, the Seneschal of Demacia
-1.6
Senna, the Redeemer
-2.3
Warwick, the Uncaged Wrath of Zaun
-2.3
Yuumi, the Magical Cat
-2.8
Jax, Grandmaster at Arms
-3.2
Graves, the Outlaw
-3.5
Lillia, the Bashful Bloom
-3.5
Maokai, the Twisted Treant
-3.5
Zed, the Master of Shadows
-4.0
Akshan, the Rogue Sentinel
-4.6
Aurora, the Witch Between Worlds
-4.6
Olaf, the Berserker
-6.1
Sion, The Undead Juggernaut
-6.1
Varus, the Arrow of Retribution
-6.7
Ambessa, Matriarch of War
-7.3
Lulu, the Fae Sorceress
-7.3
Tryndamere, the Barbarian King
-7.3
Jhin, the Virtuoso
-7.8
Mordekaiser, the Iron Revenant
-7.8
Janna, the Storm's Fury
-9.0
Kalista, the Spear of Vengeance
-9.0
Kayle, the Righteous
-9.0
Nasus, the Curator of the Sands
-9.0
Orianna, the Lady of Clockwork
-9.0
Sejuani, Fury of the North
-9.0
Fiora, the Grand Duelist
-10.1
Zoe, the Aspect of Twilight
-10.1
Lee Sin, the Blind Monk
-10.9
Kassadin, the Void Walker
-11.5
Vayne, the Night Hunter
-11.5
Zilean, the Chronokeeper
-11.5
Fizz, the Tidal Trickster
-12.2
Kindred, The Eternal Hunters
-12.6
LeBlanc, the Deceiver
-12.6
Aurelion Sol, The Star Forger
-13.3
Aphelios, the Weapon of the Faithful
-15.7
Azir, the Emperor of the Sands
-15.7
Braum, the Heart of the Freljord
-15.7
Draven, the Glorious Executioner
-15.7
Elise, the Spider Queen
-15.7
Nidalee, the Bestial Huntress
-15.7
Poppy, Keeper of the Hammer
-15.7
Rammus, the Armordillo
-15.7
Rumble, the Mechanized Menace
-15.7
Shyvana, the Half-Dragon
-15.7
Taric, the Shield of Valoran
-15.7
Twitch, the Plague Rat
-15.7
Viktor, the Herald of the Arcane
-15.7
Alistar, the Minotaur
-19.0
Swain, the Noxian Grand General
-19.0
Lissandra, the Ice Witch
-20.4
Nami, the Tidecaller
-21.7
Samira, the Desert Rose
-22.3

Best Champions to Counter Karthus in AR URF(under 49% win rate for Karthus)

Seraphine, the Starry-Eyed Songstress
-22.3
Kayn, the Shadow Reaper
-17.2
Viktor, the Herald of the Arcane
-17.2
Draven, the Glorious Executioner
-15.7
Kennen, the Heart of the Tempest
-15.7
Milio, The Gentle Flame
-15.7
Nami, the Tidecaller
-15.7
Tristana, the Yordle Gunner
-15.7
Shyvana, the Half-Dragon
-13.7
Fiddlesticks, the Ancient Fear
-13.3
Nocturne, the Eternal Nightmare
-13.3
Riven, the Exile
-13.3
Malphite, Shard of the Monolith
-13.0
Olaf, the Berserker
-12.6
Nasus, the Curator of the Sands
-12.2
Malzahar, the Prophet of the Void
-11.5
Rumble, the Mechanized Menace
-11.5
Karma, the Enlightened One
-10.9
Sylas, the Unshackled
-10.9
Briar, the Restrained Hunger
-10.5
Kog'Maw, the Mouth of the Abyss
-10.5
Janna, the Storm's Fury
-10.1
Braum, the Heart of the Freljord
-9.0
Corki, the Daring Bombardier
-9.0
Illaoi, the Kraken Priestess
-9.0
Lissandra, the Ice Witch
-9.0
Sett, the Boss
-9.0
Sivir, the Battle Mistress
-9.0
Ziggs, the Hexplosives Expert
-9.0
Vayne, the Night Hunter
-6.7
Aphelios, the Weapon of the Faithful
-6.1
Fiora, the Grand Duelist
-6.1
Master Yi, the Wuju Bladesman
-6.1
Talon, the Blade's Shadow
-6.1
Twisted Fate, the Card Master
-6.1
Sona, Maven of the Strings
-5.5
Zoe, the Aspect of Twilight
-5.5
Wukong, the Monkey King
-5.0
Singed, the Mad Chemist
-4.6
Viego, The Ruined King
-4.6
Shen, the Eye of Twilight
-4.0
Rammus, the Armordillo
-3.5
Jhin, the Virtuoso
-3.3
Darius, the Hand of Noxus
-3.2
Heimerdinger, the Revered Inventor
-2.8
Irelia, the Blade Dancer
-2.8
Annie, the Dark Child
-2.6
Aurora, the Witch Between Worlds
-2.3
Fizz, the Tidal Trickster
-1.6
Garen, The Might of Demacia
-1.6
Zyra, Rise of the Thorns
-1.6
Leona, the Radiant Dawn
-1.4
Kayle, the Righteous
-1.2
Mordekaiser, the Iron Revenant
-1.2
Lux, the Lady of Luminosity
-0.5

Best Matchups for Karthus in AR URF(over 51% win rate for Karthus)

Akali, the Rogue Assassin
+22.1
Soraka, the Starchild
+21.7
Caitlyn, the Sheriff of Piltover
+20.4
Lillia, the Bashful Bloom
+20.4
Rell, the Iron Maiden
+20.4
Aurelion Sol, The Star Forger
+19.6
Vel'Koz, the Eye of the Void
+19.6
Kha'Zix, the Voidreaver
+19.0
Orianna, the Lady of Clockwork
+19.0
LeBlanc, the Deceiver
+17.2
Lee Sin, the Blind Monk
+17.2
Bard, the Wandering Caretaker
+15.7
Ornn, The Fire below the Mountain
+15.7
Qiyana, Empress of the Elements
+15.7
Renata Glasc, the Chem-Baroness
+15.7
Udyr, the Spirit Walker
+15.7
Pantheon, the Unbreakable Spear
+14.4
Katarina, the Sinister Blade
+14.2
Thresh, the Chain Warden
+14.0
Taric, the Shield of Valoran
+13.3
Warwick, the Uncaged Wrath of Zaun
+12.6
Aatrox, the Darkin Blade
+12.2
Swain, the Noxian Grand General
+12.2
Nidalee, the Bestial Huntress
+11.5
Quinn, Demacia's Wings
+11.5
Smolder, the Fiery Fledgling
+11.5
Yorick, Shepherd of Souls
+11.5
Blitzcrank, the Great Steam Golem
+10.9
Xerath, the Magus Ascendant
+10.9
Hwei, the Visionary
+10.8
Jinx, the Loose Cannon
+10.8
Ambessa, Matriarch of War
+10.5
Pyke, the Bloodharbor Ripper
+10.5
Azir, the Emperor of the Sands
+9.0
Camille, the Steel Shadow
+9.0
Gwen, The Hallowed Seamstress
+9.0
Kassadin, the Void Walker
+9.0
Neeko, the Curious Chameleon
+9.0
Poppy, Keeper of the Hammer
+9.0
Urgot, the Dreadnought
+9.0
Varus, the Arrow of Retribution
+9.0
Nautilus, the Titan of the Depths
+8.4
Jax, Grandmaster at Arms
+8.1
Shaco, the Demon Jester
+8.1
Cho'Gath, the Terror of the Void
+7.8
Diana, Scorn of the Moon
+7.8
Xin Zhao, the Seneschal of Demacia
+7.8
Alistar, the Minotaur
+7.3
Yuumi, the Magical Cat
+7.3
Ekko, the Boy Who Shattered Time
+7.1
Veigar, the Tiny Master of Evil
+7.1
Evelynn, Agony's Embrace
+6.1
Galio, the Colossus
+6.1
Gragas, the Rabble Rouser
+6.1
Kai'Sa, Daughter of the Void
+6.1
Morgana, the Fallen
+6.1
Teemo, the Swift Scout
+6.1
Yone, the Unforgotten
+6.1
Zac, the Secret Weapon
+6.1
Vex, the Gloomist
+5.2
Tryndamere, the Barbarian King
+5.0
Akshan, the Rogue Sentinel
+4.6
Senna, the Redeemer
+4.6
Sion, The Undead Juggernaut
+4.6
Jayce, the Defender of Tomorrow
+3.5
Lulu, the Fae Sorceress
+3.5
Graves, the Outlaw
+2.8
Yasuo, the Unforgiven
+2.8
Jarvan IV, the Exemplar of Demacia
+2.3
Taliyah, the Stoneweaver
+2.3
Zed, the Master of Shadows
+2.1
Miss Fortune, the Bounty Hunter
+1.6
Ahri, the Nine-Tailed Fox
+1.4
Ashe, the Frost Archer
+0.7
Ezreal, the Prodigal Explorer
+0.5

Even Matchups for Karthus in AR URF(49% - 51% win rate for Karthus)

Anivia, the Cryophoenix
Brand, the Burning Vengeance
Elise, the Spider Queen
Hecarim, the Shadow of War
Lucian, the Purifier
Maokai, the Twisted Treant
Mel, the Soul's Reflection
Naafiri, the Hound of a Hundred Bites
Renekton, the Butcher of the Sands
Ryze, the Rune Mage
Samira, the Desert Rose
Sejuani, Fury of the North
Syndra, the Dark Sovereign
Tahm Kench, The River King
Trundle, the Troll King
Twitch, the Plague Rat
Vi, the Piltover Enforcer
Vladimir, the Crimson Reaper
Volibear, the Relentless Storm
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