Tier: BWin16.67%Pick8.96%Ban2.00%Games: 135KDA: 2.09Score: 51.04
Karthus is ranked B Tier and has a 16.67% win rate in LoL Arena Patch 25.09. We've analyzed 135 Karthus games to compile our statistical Karthus Arena Build Guide. For items, our build recommends: Sorcerer's Shoes, Liandry's Anguish, Malignance, Shadowflame, Rabadon's Deathcap, and Detonation Orb. Karthus's best augments include Goliath (Prismatic), Phenomenal Evil (Gold), and Firefox (Silver). For team partners, the best champions include: Galio, Kled, and Xayah. Karthus's Best Arena matchups include Cassiopeia, Lee Sin, and Lillia. Karthus's Best Arena counters are Illaoi, Vex, and Ahri.
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Best Prismatic Augments for Karthus
Goliath
Tier: S+

Transmute: Chaos
Tier: S+

Center of the Universe
Tier: S

Doomsayer
Tier: S

Best Gold Augments for Karthus
Phenomenal Evil
Tier: S+

OK Boomerang
Tier: S+

Thread the Needle
Tier: S+

Magic Missile
Tier: S+

Best Silver Augments for Karthus
Firefox
Tier: S+

Fruits of Your Labor
Tier: S+

Frost Wraith
Tier: S+

Stats!
Tier: S

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

77%
2

77%
3

30%
4

56%
8

53%
11

33%
14

87%
Karthus Boots
Buy %

77%

1%

1%

1%
Karthus Situational Items
Buy %

36%

25%

13%

13%

3%

7%
Karthus Juices
Buy %

7%

2%

1%
Karthus Prismatic Item Tier List




Karthus Silver Augment Tier List






































Karthus Gold Augment Tier List












































Karthus Prismatic Augment Tier List



























