Tier: Off MetaWin31.27%Role3.14%Pick0.05%Ban0.56%Games: 185KDA: 1.58Score: 30.98
Karthus Support is ranked Off Meta Tier and has a 31.27% win rate in LoL Patch 14.21. We've analyzed 185 Karthus Support games to compile our statistical Karthus Build Guide. For items, our build recommends: Malignance, Sorcerer's Shoes, Liandry's Torment, Shadowflame, Zaz'Zak's Realmspike, 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 Exhaust. Starting items should include World Atlas, Health Potion, and Stealth Ward. Karthus's Best Support matchups include Karma, Malphite, and Soraka. Karthus's Best Support counters are Blitzcrank, Brand, and Tahm Kench.
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Karthus Summoner Spells
Win %
Pick %
41%
84%
41%
50%
52%
33%
33%
16%
33%
8%
50%
2%
Karthus Starting Items
Win %
Buy %
2
45%
52%
2
41%
29%
Karthus Runes
Win %
Pick %
40%
42%
45%
28%
39%
10%
40%
6%
Karthus Items
43%
42%
41%
48%
45%
59%
46%
24%
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
2700
1100
3000
32004003600Karthus Trinkets
Win %
Buy %
46%
80%
38%
63%
58%
6%
Karthus Boots
Win %
Buy %
42%
65%
30%
18%
100%
1%
0%
1%
Karthus Support Items
Win %
Buy %
45%
74%
67%
2%
50%
1%
Average ADC Duo Queue Champions for Karthus Support(49% - 51% win rate with Karthus)
Even Support Matchups for Karthus Support(49% - 51% win rate for Karthus)
Even ADC Matchups for Karthus Support(49% - 51% win rate for Karthus)
