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LoL Champion Build Guides: Karthus

Karthus RP Cost 790 Karthus BE Cost3150
Pick 79%
Win 51%
Pick 10%
Win 53%
Pick 8%
Win 53%
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Karthus The Deathsinger

Find the best Karthus build guides for League of Legends Patch 10.19. The MOBAFire community works hard to keep their LoL builds and guides updated, and will help you craft the best Karthus build for the S10 meta. Learn more about Karthus' abilities, skins, or even ask your own questions to the community!


Season 10 Guides
LoL Champion Karthus Build Guide

10.19 Karthus ADC guide

Guide by ELOSANTA updated September 20, 2020
  • 10.19
Votes: 35
Views: 90,941
LoL Champion Karthus Build Guide

[10.19] Karthus Jungle Guide | Not just an R Machine

Guide by nZk01 updated September 18, 2020
  • 10.19
Votes: 124
Views: 395,856
LoL Champion Karthus Build Guide

2.2 Million Mastery - Lane Karthus Guide 2020 Patch 10.19 -

Guide by Hullos updated September 18, 2020
  • 10.19
  • In-depth
Votes: 13
Views: 12,870
LoL Champion Karthus Build Guide

Diamond Tank Karthus - Swift Death

Guide by Aqua Dragon updated September 16, 2020
  • 10.19
  • In-depth
Votes: 93
Views: 1,219,599
LoL Champion Karthus Build Guide

BEST JUNGLER IN THE META Challenger karthus jgl guide

Guide by KamiKZ updated September 19, 2020
  • 10.19
Votes: 12
Views: 36,811
LoL Champion Karthus Build Guide

Embody death itself! (1k AP) (Mid and Top)

Guide by CaptianMike updated September 9, 2020
  • 10.18
Votes: 568
Views: 1,861,042
LoL Champion Karthus Build Guide

Suicide Karthus (ARAM)

Guide by cirque_du_loleil updated September 15, 2020
  • 10.18
New Guide
Views: 240
LoL Champion Karthus Build Guide

[70% Winrate] Rank #84 Karthus In The World Guide (MID)

Guide by DingDongGaming updated August 23, 2020
  • 10.17
Votes: 291
Views: 1,187,394
LoL Champion Karthus Build Guide

Karthus - Ghost Wind Demon

Guide by Shrewdo updated August 28, 2020
  • 10.17
  • In-depth
Votes: 9
Views: 36,598
LoL Champion Karthus Build Guide

DO FEAR THE REAPER! - KARTHUS SUPPORT

Guide by snukumz updated July 26, 2020
  • 10.15
  • In-depth
Votes: 54
Views: 133,693
LoL Champion Karthus Build Guide

The Karthus Community Guide

Guide by The PaIe King updated July 26, 2020
  • 10.15
  • In-depth
Votes: 141
Views: 363,964
LoL Champion Karthus Build Guide

[10.15] Quick Challenger Karthus Guide

Guide by Kasugunai updated July 27, 2020
  • 10.15
Rating Pending
Views: 3,285
LoL Champion Karthus Build Guide

NEW [10.15] Karthus JG Complete Guide - KingStix - Challenge

Guide by KingStix updated July 21, 2020
  • 10.14
Votes: 17
Views: 17,383
Season 10 Builds
LoL Champion Karthus Build Guide

Karthus the Kill Thief

Build by Guest updated September 18, 2020
  • 10.19
New Build
Views: 85
LoL Champion Karthus Build Guide

fg

Build by Guest updated September 16, 2020
  • 10.19
New Build
Views: 77
LoL Champion Karthus Build Guide

[10.18] CHALLENGER GUIDE TO KARTHUS MIDLANE

Build by Veigarv2 updated September 3, 2020
  • 10.18
Rating Pending
Views: 4,134
LoL Champion Karthus Build Guide

Karthus: the deathsinger

Build by AkimboTs updated September 14, 2020
  • 10.18
New Build
Views: 158
LoL Champion Karthus Build Guide

Karthus 1k+ ap lategame

Build by VilemR updated September 14, 2020
  • 10.18
New Build
Views: 106
LoL Champion Karthus Build Guide

The Grim Reaper (Jungle/Mid)

Build by ObserverOfTime updated August 28, 2020
  • 10.17
Rating Pending
Views: 282
LoL Champion Karthus Build Guide

Karthus Jesuscirraptor Tank

Build by Jesuscirraptor updated August 11, 2020
  • 10.16
Rating Pending
Views: 2,538
1 2 3 4 5 6 7 8 28 48

Karthus Build Stats

Patch 10.19: 214679 matches scanned * Each section of the build is rated independently of the others

Karthus's Runes

Karthus's Best Runes 52%

Win Rate 7347 Games

  • 1
  • 2
  • 3
Domination
LoL Path: Domination
LoL Rune: Dark Harvest
Dark Harvest
LoL Rune: Cheap Shot
Cheap Shot
LoL Rune: Eyeball Collection
Eyeball Collection
LoL Rune: Ravenous Hunter
Ravenous Hunter

Precision
LoL Path: Precision
LoL Rune: Presence of Mind
Presence of Mind
LoL Rune: Coup de Grace
Coup de Grace

Second Best

Karthus's 2nd Best Runes 56%

Win Rate 1660 Games

Domination
LoL Path: Domination
LoL Rune: Dark Harvest
Dark Harvest
LoL Rune: Cheap Shot
Cheap Shot
LoL Rune: Eyeball Collection
Eyeball Collection
LoL Rune: Ravenous Hunter
Ravenous Hunter

Precision
LoL Path: Precision
LoL Rune: Presence of Mind
Presence of Mind
LoL Rune: Last Stand
Last Stand

Third Best

Karthus's 3rd Best Runes 61%

Win Rate 186 Games

Domination
LoL Path: Domination
LoL Rune: Dark Harvest
Dark Harvest
LoL Rune: Cheap Shot
Cheap Shot
LoL Rune: Eyeball Collection
Eyeball Collection
LoL Rune: Ultimate Hunter
Ultimate Hunter

Precision
LoL Path: Precision
LoL Rune: Presence of Mind
Presence of Mind
LoL Rune: Last Stand
Last Stand

Karthus's Summoner Spells

Karthus's Best Summoner Spells 50%

Win Rate 17926 Games

  • 1
  • 2
  • 3

Second Best

Karthus's 2nd Best Summoner Spells 61%

Win Rate 56 Games

Smite Ignite

Third Best

Karthus's 3rd Best Summoner Spells 54%

Win Rate 353 Games

Exhaust Smite

Karthus's Starters

Karthus's Best Starter Items 50%

Win Rate 18221 Games

  • 1
  • 2

Trinket

Karthus's Best Trinket 52%

Win Rate 11998 Games

  • 1
  • 2
  • 3

Second Best

Karthus's 2nd Best Trinket 47%

Win Rate 5246 Games

Warding Totem

Third Best

Karthus's 3rd Best Trinket 47%

Win Rate 1121 Games

Farsight Alteration
Don’t forget
to Buy Wards

Karthus's Ability Order

Karthus's Best Ability Order 68%

Win Rate 2815 Games

  • 1
  • 2
  • 3

Second Best

Karthus's 2nd Best Ability Order 67%

Win Rate 1074 Games

Third Best

Karthus's 3rd Best Ability Order 58%

Win Rate 84 Games

Patch 10.19: 214682 matches scanned * Each section of the build is rated independently of the others

Karthus's Runes

Karthus's Best Runes 55%

Win Rate 857 Games

  • 1
  • 2
  • 3
Domination
LoL Path: Domination
LoL Rune: Dark Harvest
Dark Harvest
LoL Rune: Taste of Blood
Taste of Blood
LoL Rune: Eyeball Collection
Eyeball Collection
LoL Rune: Ravenous Hunter
Ravenous Hunter

Precision
LoL Path: Precision
LoL Rune: Presence of Mind
Presence of Mind
LoL Rune: Coup de Grace
Coup de Grace

Second Best

Karthus's 2nd Best Runes 61%

Win Rate 111 Games

Domination
LoL Path: Domination
LoL Rune: Dark Harvest
Dark Harvest
LoL Rune: Taste of Blood
Taste of Blood
LoL Rune: Eyeball Collection
Eyeball Collection
LoL Rune: Ravenous Hunter
Ravenous Hunter

Precision
LoL Path: Precision
LoL Rune: Presence of Mind
Presence of Mind
LoL Rune: Last Stand
Last Stand

Third Best

Karthus's 3rd Best Runes 55%

Win Rate 292 Games

Domination
LoL Path: Domination
LoL Rune: Dark Harvest
Dark Harvest
LoL Rune: Cheap Shot
Cheap Shot
LoL Rune: Eyeball Collection
Eyeball Collection
LoL Rune: Ravenous Hunter
Ravenous Hunter

Precision
LoL Path: Precision
LoL Rune: Presence of Mind
Presence of Mind
LoL Rune: Coup de Grace
Coup de Grace

Karthus's Summoner Spells

Karthus's Best Summoner Spells 54%

Win Rate 1530 Games

  • 1
  • 2
  • 3

Second Best

Karthus's 2nd Best Summoner Spells 55%

Win Rate 254 Games

Flash Teleport

Third Best

Karthus's 3rd Best Summoner Spells 51%

Win Rate 200 Games

Flash Heal

Karthus's Starters

Karthus's Best Starter Items 54%

Win Rate 2175 Games

  • 1

Trinket

Karthus's Best Trinket 56%

Win Rate 1007 Games

  • 1
  • 2
  • 3

Second Best

Karthus's 2nd Best Trinket 51%

Win Rate 964 Games

Warding Totem

Third Best

Karthus's 3rd Best Trinket 56%

Win Rate 111 Games

Oracle Lens
Don’t forget
to Buy Wards

Karthus's Ability Order

Karthus's Best Ability Order 76%

Win Rate 70 Games

  • 1
  • 2
Patch 10.19: 214697 matches scanned * Each section of the build is rated independently of the others

Karthus's Runes

Karthus's Best Runes 59%

Win Rate 58 Games

  • 1
  • 2
  • 3
Domination
LoL Path: Domination
LoL Rune: Dark Harvest
Dark Harvest
LoL Rune: Taste of Blood
Taste of Blood
LoL Rune: Eyeball Collection
Eyeball Collection
LoL Rune: Ultimate Hunter
Ultimate Hunter

Precision
LoL Path: Precision
LoL Rune: Presence of Mind
Presence of Mind
LoL Rune: Coup de Grace
Coup de Grace

Second Best

Karthus's 2nd Best Runes 57%

Win Rate 134 Games

Domination
LoL Path: Domination
LoL Rune: Dark Harvest
Dark Harvest
LoL Rune: Taste of Blood
Taste of Blood
LoL Rune: Eyeball Collection
Eyeball Collection
LoL Rune: Ravenous Hunter
Ravenous Hunter

Precision
LoL Path: Precision
LoL Rune: Presence of Mind
Presence of Mind
LoL Rune: Last Stand
Last Stand

Third Best

Karthus's 3rd Best Runes 56%

Win Rate 244 Games

Domination
LoL Path: Domination
LoL Rune: Dark Harvest
Dark Harvest
LoL Rune: Taste of Blood
Taste of Blood
LoL Rune: Eyeball Collection
Eyeball Collection
LoL Rune: Ravenous Hunter
Ravenous Hunter

Precision
LoL Path: Precision
LoL Rune: Presence of Mind
Presence of Mind
LoL Rune: Coup de Grace
Coup de Grace

Karthus's Summoner Spells

Karthus's Best Summoner Spells 54%

Win Rate 1027 Games

  • 1
  • 2
  • 3

Second Best

Karthus's 2nd Best Summoner Spells 48%

Win Rate 725 Games

Flash Teleport

Third Best

Karthus's 3rd Best Summoner Spells 51%

Win Rate 269 Games

Flash Ignite

Karthus's Starters

Karthus's Best Starter Items 52%

Win Rate 2791 Games

  • 1

Trinket

Karthus's Best Trinket 51%

Win Rate 1503 Games

  • 1
  • 2
  • 3

Second Best

Karthus's 2nd Best Trinket 55%

Win Rate 646 Games

Farsight Alteration

Third Best

Karthus's 3rd Best Trinket 48%

Win Rate 153 Games

Oracle Lens
Don’t forget
to Buy Wards

Karthus's Ability Order

Karthus's Best Ability Order 68%

Win Rate 199 Games

  • 1
  • 2

Karthus Skins

Karthus' Abilities

Ability Range Cost Cooldown
Karthus's Death Defied
Death Defied Karthus's Passive Karthus's Passive
Self
Karthus's Passive
Karthus's Passive
Upon dying, Karthus enters a spirit form allowing him to continue casting spells for 7 seconds. During this time his abilities cost no mana.
Q
Karthus's Lay Waste
Lay Waste Karthus's Q Ability
875
20 / 26 / 32 / 38 / 44
1
Karthus briefly reveals the target area which he detonates after a 0.5-second delay, dealing 50 / 70 / 90 / 110 / 130 (+30% of ability power) magic damage to all enemies within, doubled when hitting only one target.

Lay Waste's damage is reduced by 15% against monsters.

During Death Defied, Lay Waste will cast at maximum range if cast beyond that.
W
Karthus's Wall of Pain
Wall of Pain Karthus's W Ability
1000
70
15
Karthus creates a 800 / 900 / 1000 / 1100 / 1200 distance wide wall at the target location for 5 seconds. The wall reduces the magic resistance of enemies who pass through it by 15% for 5 seconds and applies a 40 / 50 / 60 / 70 / 80% slow which drops to half effectiveness after 1 second and then decays over the remaining debuff duration.
E
Karthus's Defile
Defile Karthus's E Ability
425
30 / 42 / 54 / 66 / 78
0.5
Passive: Karthus restores 20 / 27 / 34 / 41 / 48 mana whenever he kills an enemy.

Toggle: Drains 30 / 42 / 54 / 66 / 78 Mana every second. Deals 7.5 / 12.5 / 17.5 / 22.5 / 27.5 (+5% of ability power) magic damage every 0.25 seconds to all nearby enemies. Deactivating Defile deals 1 tick's worth of damage.

Defile cannot be toggled off during Death Defied, but it can be while channeling Requiem.
R
Karthus's Requiem
Requiem Karthus's Ultimate (R) Ability
Self
100
200 / 180 / 160 / 160 / 160
After channeling for 3 seconds, Karthus deals 200 / 350 / 500 (+75% of ability power) magic damage to all enemy champions (regardless of distance).

Questions About Karthus

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