Tier: AWin16.85%Pick4.55%Ban1.50%Games: 10622KDA: 2.08Score: 52.59
Karthus is ranked A Tier and has a 16.85% win rate in LoL Arena Patch 25.05. We've analyzed 10622 Karthus games to compile our statistical Karthus Arena Build Guide. For items, our build recommends: Sorcerer's Shoes, Liandry's Anguish, Rabadon's Deathcap, Shadowflame, Void Staff, and Detonation Orb. Karthus's best augments include Jeweled Gauntlet (Prismatic), Big Brain (Gold), and Witchful Thinking (Silver). Karthus's Best Arena counters are Xerath, Karma, and Sivir.
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Best Prismatic Augments for Karthus
Jeweled Gauntlet
Tier: S+

Spellwake
Tier: S+

Quest: Wooglet's Witchcap
Tier: S+

Infernal Conduit
Tier: S+

Best Gold Augments for Karthus
Big Brain
Tier: S+

Magic Missile
Tier: S+

It's Killing Time
Tier: S+

Phenomenal Evil
Tier: S+

Best Silver Augments for Karthus
Witchful Thinking
Tier: S+

Mind to Matter
Tier: S+

Contract Killer
Tier: S+

Executioner
Tier: S+

Karthus Skill Order
![]() | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
![]() | Q | Q | Q | Q | Q | |||||||||||||
![]() | W | W | W | W | W | |||||||||||||
![]() | E | E | E | E | E | |||||||||||||
![]() | R | R | R |
Karthus Items by Round
Buy %
1

65%
2

93%
3

30%
4

52%
8

64%
11

29%
14

20%
Karthus Boots
Buy %

93%

4%

2%

1%

1%

0%
Karthus Situational Items
Buy %

21%

18%

23%

12%

14%

9%
Karthus Juices
Buy %

6%

1%

1%
Karthus Prismatic Item Tier List


























Karthus Silver Augment Tier List





















































Karthus Gold Augment Tier List


























































Karthus Prismatic Augment Tier List












































Below Average Karthus Duo Champions in Arena(under 49% top 2 rate with Karthus)

-2.4

-3.4

-5.4

-5.5

-5.6

-6.1

-7.1

-7.2

-8.3

-9.0

-9.0

-9.4

-9.9

-10.1

-10.3

-11.2

-11.3

-11.5

-11.5

-11.7

-11.9

-12.2

-12.5

-12.9

-13.0

-13.6

-13.7

-14.5

-14.8

-15.7

-15.7

-15.7

-16.1

-16.2

-16.3

-16.5

-16.5

-16.8

-17.1

-17.4

-17.5

-17.7

-17.8

-18.0

-18.1

-18.1

-18.1

-18.3

-18.5

-18.6

-18.6

-18.7

-18.7

-18.8

-18.8

-19.2

-19.7

-19.8

-19.8

-20.1

-20.3

-20.6

-20.7

-20.8

-21.2

-21.3

-21.3

-21.5

-21.6

-21.6

-21.8

-21.9

-21.9

-21.9

-22.5

-22.6

-22.7

-22.7

-22.8

-23.0

-23.1

-23.1

-23.5

-23.5

-23.5

-23.5

-23.6

-23.7

-24.0

-24.0

-24.3

-24.4

-24.4

-24.5

-24.7

-24.9

-24.9

-25.0

-25.5

-25.5

-25.8

-25.9

-26.4

-26.6

-26.6

-27.4

-28.0

-30.0

-30.9

-31.3

-31.4

-31.7

-31.7

-31.8

-32.6

-35.5
Best Champions to Counter Karthus in Arena(under 49% top 2 rate for Karthus)

-25.6

-24.3

-23.6

-23.6

-23.6

-23.1

-23.0

-22.9

-22.9

-22.5

-22.5

-22.5

-22.4

-22.4

-22.2

-22.2

-22.1

-22.1

-22.0

-22.0

-21.8

-21.8

-21.8

-21.7

-21.7

-21.6

-21.6

-21.6

-21.6

-21.5

-21.4

-21.4

-21.4

-21.4

-21.3

-21.3

-21.3

-21.3

-21.2

-21.2

-21.2

-21.2

-21.1

-21.0

-21.0

-20.9

-20.9

-20.9

-20.8

-20.8

-20.8

-20.8

-20.7

-20.7

-20.7

-20.5

-20.4

-20.4

-20.4

-20.3

-20.3

-20.3

-20.3

-20.3

-20.3

-20.2

-20.2

-20.2

-20.2

-20.2

-20.2

-20.2

-20.1

-20.1

-20.1

-20.1

-20.1

-20.0

-20.0

-20.0

-19.9

-19.9

-19.9

-19.9

-19.8

-19.8

-19.8

-19.7

-19.7

-19.7

-19.7

-19.6

-19.6

-19.5

-19.5

-19.5

-19.5

-19.4

-19.4

-19.4

-19.4

-19.4

-19.3

-19.3

-19.3

-19.3

-19.2

-19.2

-19.1

-19.1

-19.1

-19.0

-19.0

-19.0

-19.0

-18.9

-18.9

-18.9

-18.9

-18.7

-18.7

-18.6

-18.6

-18.6

-18.6

-18.6

-18.6

-18.5

-18.5

-18.5

-18.5

-18.5

-18.5

-18.5

-18.4

-18.3

-18.3

-18.3

-18.3

-18.3

-18.2

-18.2

-18.1

-18.1

-18.1

-18.0

-18.0

-18.0

-17.9

-17.9

-17.8

-17.8

-17.7

-17.6

-17.5

-17.5

-17.5

-17.4

-17.3

-17.2

-17.1

-17.1

-17.0

-16.9

-16.8

-16.7

-16.6

-16.4

-15.2

-15.0