Tier: CWin6.50%Pick5.24%Ban1.05%Games: 107KDA: 1.80Score: 39.76
Karthus is ranked C Tier and has a 6.50% win rate in LoL Arena Patch 25.15. We've analyzed 107 Karthus games to compile our statistical Karthus Arena Build Guide. For items, our build recommends: Sorcerer's Shoes, Liandry's Anguish, Malignance, Rabadon's Deathcap, Morellonomicon, and Detonation Orb. Karthus's best augments include Stats on Stats on Stats! (Prismatic), It's Critical (Gold), and Juice Box (Silver). Karthus's Best Arena matchups include Miss Fortune. Karthus's Best Arena counters are Renata Glasc, Lee Sin, and Xin Zhao.
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Best Prismatic Augments for Karthus
Stats on Stats on Stats!
Tier: S+

Orbital Laser
Tier: S+

Infernal Conduit
Tier: S

Jeweled Gauntlet
Tier: S

Best Gold Augments for Karthus
It's Critical
Tier: S+

Magic Missile
Tier: S+

It's Killing Time
Tier: S+

Phenomenal Evil
Tier: S

Best Silver Augments for Karthus
Juice Box
Tier: S+

Executioner
Tier: S+

Witchful Thinking
Tier: S+

Clothesline
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

73%
2

81%
3

24%
4

65%
8

57%
11

63%
14

17%
Karthus Boots
Buy %

81%

2%

1%

1%

1%
Karthus Situational Items
Buy %

8%

21%

16%

23%

35%

2%
Karthus Juices
Buy %

5%

1%

1%
Karthus Prismatic Item Tier List





Karthus Silver Augment Tier List































Karthus Gold Augment Tier List





































Karthus Prismatic Augment Tier List




























