Tier: Off MetaWin55.66%Role13.45%Pick0.43%Games: 89KDA: 2.08Score: 51.33
Karthus Mid Lane is ranked Off Meta Tier and has a 55.66% win rate in LoL Ultimate Spellbook Patch 14.19. We've analyzed 89 Karthus Mid Lane games to compile our statistical Karthus Spellbook Build Guide. For items, our build recommends: Blackfire Torch, Malignance, Sorcerer's Shoes, Liandry's Torment, Shadowflame, and Rabadon's Deathcap. For runes, the strongest choice is Domination (Primary) with Dark Harvest (Keystone), and Precision (Secondary). The optimal Summoner Spells for this build are Placeholder and Flash. Starting items should include Amplifying Tome, Sapphire Crystal, and Glowing Mote. Karthus's Best Spellbook Mid Lane matchups include Yasuo. Karthus's Best Spellbook Mid Lane counters are Aurora, Sylas, and Yone.
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Karthus Summoner Spells


Win %
Pick %
51%
99%
53%
40%

54%
29%

48%
28%

100%
1%

50%
2%
Karthus Starting Items
Win %
Buy %



56%
20%



3

39%
20%
Karthus Runes
Win %
Pick %
50%
43%
51%
27%
54%
13%
85%
2%
Karthus Items

52%

55%

55%

55%

58%

56%

49%

44%
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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![]() | R | R | R |
Karthus Item Purchase Order






















Karthus Ultimate Spellbook Stats

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Karthus Trinkets
Win %
Buy %

49%
89%

83%
7%

44%
10%
Karthus Boots
Win %
Buy %

55%
80%

67%
10%
Karthus Situational Items
Win %
Buy %

60%
22%

50%
25%

56%
10%

67%
7%

43%
8%

29%
8%