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LoL Champion Build Guides: Karthus

Karthus The Deathsinger

Find the best Karthus build guides for League of Legends S11 Patch 11.12. The MOBAFire community works hard to keep their LoL builds and guides updated, and will help you craft the best Karthus build for the S11 meta. Learn more about Karthus' abilities, skins, or even ask your own questions to the community!

Season 10 Builds
Rating Pending
LoL Champion Karthus Build Guide
LoL Champion Karthus Build Guide

Karthus supp 100% win

Build by Guest updated May 7, 2020
Rating Pending
LoL Champion Karthus Build Guide
LoL Champion Karthus Build Guide

Karthus

Build by Guest updated April 22, 2020
Rating Pending
LoL Champion Karthus Build Guide
LoL Champion Karthus Build Guide

karthus is op

Build by kommandoxd updated April 21, 2020
Rating Pending
LoL Champion Karthus Build Guide
LoL Champion Karthus Build Guide

The Unholiest of Supports

Build by Neclord updated April 7, 2020
Rating Pending
LoL Champion Karthus Build Guide
LoL Champion Karthus Build Guide

Karthus top and mid best runes!! UwU

Build by RememberMe30 updated April 4, 2020
Rating Pending
LoL Champion Karthus Build Guide
LoL Champion Karthus Build Guide

Karthus support

Build by quack69 updated March 21, 2020
Rating Pending
LoL Champion Karthus Build Guide
LoL Champion Karthus Build Guide

Karthus Top

Build by Guest updated February 26, 2020
Rating Pending
LoL Champion Karthus Build Guide
LoL Champion Karthus Build Guide

900 AP/tank

Build by Guest updated December 16, 2019
Rating Pending
LoL Champion Karthus Build Guide
LoL Champion Karthus Build Guide

f

Build by Guest updated November 29, 2019
Season 9 Guides
9.8
58
Votes
5
LoL Champion Karthus Build Guide
LoL Champion Karthus Build Guide

How to Win Every Game on Karthus

Guide by Best Karth NA updated May 18, 2019
  • In-depth
9.5
47
Votes
3
LoL Champion Karthus Build Guide
LoL Champion Karthus Build Guide

Predator Karthus guide to press R. Who's the victim now?

Guide by Timmly updated December 10, 2018
8.8
10
Votes
0
LoL Champion Karthus Build Guide
LoL Champion Karthus Build Guide

[9.15] IN DEPTH Karthus mid guide 65% winrate

Guide by Michelaengelo updated August 25, 2019
8.8
25
Votes
4
LoL Champion Karthus Build Guide
LoL Champion Karthus Build Guide

Hamster's guide to Karthus jungle

Guide by Hamstertamer updated October 26, 2019
8.6
93
Votes
9
LoL Champion Karthus Build Guide
LoL Champion Karthus Build Guide

Top Tier Karthus Guide

Guide by Calikarcha updated February 4, 2019
8.5
8
Votes
0
LoL Champion Karthus Build Guide
LoL Champion Karthus Build Guide

Whisky's Karthus Guide for WInners

Guide by Zee Led updated May 30, 2019
7.3
6
Votes
1
LoL Champion Karthus Build Guide
LoL Champion Karthus Build Guide

Support Karthus for new players who are tired of supporting

Guide by DioX updated April 8, 2019
7
10
Votes
3
LoL Champion Karthus Build Guide
LoL Champion Karthus Build Guide

Karthus Guide: Feel the frailty of life

Guide by BenLegend443 updated June 12, 2019
Season 9 Builds
Rating Pending
LoL Champion Karthus Build Guide
LoL Champion Karthus Build Guide

Season 9 Karthus ARAM Build

Build by SawyerNelson updated December 17, 2018
Rating Pending
LoL Champion Karthus Build Guide
LoL Champion Karthus Build Guide

Karthus support 2.0

Build by Snezit updated November 20, 2018
Rating Pending
LoL Champion Karthus Build Guide
LoL Champion Karthus Build Guide

Karthus - Ultimate=Penta Kill

Build by Shuracam updated September 1, 2019
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Karthus Build & Runes

If you're looking for the best rune build for Karthus we've got you covered. Below you can find the best items and runes to build for Karthus, as determined by LeagueSpy's calculations of thousands of Plat+ League of Legends games. If you are already familiar with how to play Karthus this is a great resource to quickly get a good rune selection for Patch 11.12. However, if you are a new Karthus player we highly recommend reading through some of the guides above to learn why this build is strong on Karthus!

Patch 11.12: 858044 matches scanned * Each section of the build is rated independently of the others

Karthus's Top Items

Karthus's Runes

Karthus's Best Runes 49%

Win Rate 4394 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 52%

Win Rate 2370 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 67%

Win Rate 64 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
More Karthus Runes

Karthus's Summoner Spells

Karthus's Best Summoner Spells 48%

Win Rate 9167 Games

  • 1
  • 2
  • 3

Second Best

Karthus's 2nd Best Summoner Spells 50%

Win Rate 5967 Games

Exhaust Smite

Third Best

Karthus's 3rd Best Summoner Spells 52%

Win Rate 110 Games

Smite Ignite

Karthus's Starters

Karthus's Best Starter Items 49%

Win Rate 7796 Games

  • 1
  • 2
  • 3

Trinket

Karthus's Best Trinket 50%

Win Rate 10805 Games

  • 1
  • 2
  • 3

Second Best

Karthus's 2nd Best Trinket 46%

Win Rate 3564 Games

Stealth Ward

Third Best

Karthus's 3rd Best Trinket 48%

Win Rate 972 Games

Farsight Alteration
Don’t forget
to Buy Wards

Karthus's Ability Order

Karthus's Best Ability Order 67%

Win Rate 2308 Games

  • 1
  • 2

Top Karthus Players

Get match statisctics & builds Top Jinx Player are using on LeagueSpy!

Patch 11.12: 858053 matches scanned * Each section of the build is rated independently of the others

Karthus's Top Items

Karthus's Runes

Karthus's Best Runes 56%

Win Rate 239 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 56%

Win Rate 208 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

Third Best

Karthus's 3rd Best Runes 56%

Win Rate 96 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: Ultimate Hunter
Ultimate Hunter

Precision
LoL Path: Precision
LoL Rune: Presence of Mind
Presence of Mind
LoL Rune: Coup de Grace
Coup de Grace
More Karthus Runes

Karthus's Summoner Spells

Karthus's Best Summoner Spells 54%

Win Rate 1383 Games

  • 1
  • 2
  • 3

Second Best

Karthus's 2nd Best Summoner Spells 53%

Win Rate 260 Games

Flash Ignite

Third Best

Karthus's 3rd Best Summoner Spells 49%

Win Rate 629 Games

Flash Teleport

Karthus's Starters

Karthus's Best Starter Items 56%

Win Rate 1965 Games

  • 1
  • 2

Trinket

Karthus's Best Trinket 51%

Win Rate 1514 Games

  • 1
  • 2
  • 3

Second Best

Karthus's 2nd Best Trinket 55%

Win Rate 879 Games

Farsight Alteration

Third Best

Karthus's 3rd Best Trinket 51%

Win Rate 180 Games

Oracle Lens
Don’t forget
to Buy Wards

Karthus's Ability Order

Karthus's Best Ability Order 66%

Win Rate 208 Games

  • 1
  • 2

Top Karthus Players

Get match statisctics & builds Top Jinx Player are using on LeagueSpy!

Patch 11.12: 858064 matches scanned * Each section of the build is rated independently of the others

Karthus's Top Items

Karthus's Runes

Karthus's Best Runes 58%

Win Rate 165 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: Last Stand
Last Stand

Second Best

Karthus's 2nd Best Runes 59%

Win Rate 56 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 56%

Win Rate 258 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
More Karthus Runes

Karthus's Summoner Spells

Karthus's Best Summoner Spells 54%

Win Rate 947 Games

  • 1
  • 2
  • 3

Second Best

Karthus's 2nd Best Summoner Spells 61%

Win Rate 103 Games

Flash Teleport

Third Best

Karthus's 3rd Best Summoner Spells 52%

Win Rate 90 Games

Flash Heal

Karthus's Starters

Karthus's Best Starter Items 54%

Win Rate 878 Games

  • 1
  • 2

Trinket

Karthus's Best Trinket 56%

Win Rate 662 Games

  • 1
  • 2
  • 3

Second Best

Karthus's 2nd Best Trinket 55%

Win Rate 84 Games

Oracle Lens

Third Best

Karthus's 3rd Best Trinket 51%

Win Rate 489 Games

Stealth Ward
Don’t forget
to Buy Wards

Karthus's Ability Order

Karthus's Best Ability Order 76%

Win Rate 49 Games

  • 1
  • 2
  • 3
! Small Sample Size Warning * There is either not a lot of games played on this champion or the builds vary greatly, we have provided the top build but it does not have a high confidence rating so use your own discretion.

Top Karthus Players

Get match statisctics & builds Top Jinx Player are using on LeagueSpy!

Karthus Counters

Learn 's counters and discover matchups where they have an advantage! When you're starting a game of League of Legends you should always keep in mind if you'll be at an advantage or disadvantage against your opponent, so you can know whether to bully them or play safe. You can find detailed breakdowns of each matchup on CounterStats, and you can also check out some Karthus guides to see how to build and play against other champions you may find yourself up against!


This counter data is for Karthus Jungle in Plat+ games. The percent shown is the enemy champion's counter rating against Karthus. Counter rating is our own statistic that factors in counter kills, overall kills, early lead ratio, comeback ratio, and win percent to give the whole picture of that champion's effectiveness as a counter pick.

Karthus Skins

Karthus' Abilities

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 / 25 / 30 / 35 / 40
1
Karthus briefly reveals the target area which he detonates after a 0.5-second delay, dealing 45 / 62.5 / 80 / 97.5 / 115 (+35% 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

League of Legends Champions:

Teamfight Tactics Guide