Tier: Off MetaWin58.70%Role25.04%Pick0.42%Ban0.00%Games: 56KDA: 2.38Score: 53.18
Karthus Mid Lane is ranked Off Meta Tier and has a 58.70% win rate in LoL Swiftplay Patch 25.12. We've analyzed 56 Karthus Mid Lane games to compile our statistical Karthus Swiftplay Build Guide. For items, our build recommends: Blackfire Torch, Sorcerer's Shoes, Rylai's Crystal Scepter, Shadowflame, Horizon Focus, and Rabadon's Deathcap. For runes, the strongest choice is Domination (Primary) with Dark Harvest (Keystone), and Sorcery (Secondary). The optimal Summoner Spells for this build are Flash and Heal. Starting items should include Doran's Ring, Health Potion, and Oracle Lens. Karthus's Best Swiftplay Mid Lane matchups include Akali and Mel.
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Karthus Summoner Spells


Win %
Pick %
71%
75%
67%
48%

57%
25%

53%
27%

43%
25%
Karthus Starting Items
Win %
Buy %


2

58%
46%


2

70%
36%
Karthus Runes
Win %
Pick %
70%
53%
49%
22%
100%
3%
40%
9%
Karthus Items

55%

56%

67%

50%

62%

61%

65%

38%
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 Item Purchase Order



























Karthus Trinkets
Win %
Buy %

65%
93%

50%
4%

0%
2%
Karthus Boots
Win %
Buy %

56%
48%

100%
2%

100%
2%
Karthus Situational Items
Win %
Buy %

46%
43%

64%
25%

50%
32%

75%
14%

60%
9%

100%
4%