Karthus is ranked Tier and has a 57.14% win rate in LoL AR URF Patch 25.04. We've analyzed 7 Karthus games to compile our statistical Karthus AR URF Build Guide. For items, our build recommends: Sorcerer's Shoes, Blackfire Torch, Shadowflame, Liandry's Torment, Rabadon's Deathcap, and Void Staff. 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 Ghost. Starting items should include Doran's Ring, Health Potion, and Stealth Ward.
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Karthus Summoner Spells
Win %
Pick %
67%
86%
40%
71%
50%
29%
100%
14%
Karthus Starting Items
Win %
Buy %
2
75%
57%
2
50%
29%
Karthus Runes
Win %
Pick %
53%
45%
100%
14%
50%
29%
Karthus Items
40%
67%
57%
50%
75%
50%
60%
33%
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
1100
2800
3200
30003600
3000
750Karthus Trinkets
Win %
Buy %
60%
71%
100%
14%
Karthus Boots
Win %
Buy %
40%
71%
Karthus Situational Items
Win %
Buy %
33%
43%
0%
14%
Even Matchups for Karthus in AR URF(49% - 51% win rate for Karthus)
