Tier: Off MetaWin37.91%Role3.19%Pick0.04%Ban0.49%Games: 62KDA: 1.77Score: 45.72
Karthus Support is ranked Off Meta Tier and has a 37.91% win rate in LoL Patch 25.08. We've analyzed 62 Karthus Support games to compile our statistical Karthus Build Guide. For items, our build recommends: Malignance, Zaz'Zak's Realmspike, Blackfire Torch, Sorcerer's Shoes, Liandry's Torment, and Shadowflame. For runes, the strongest choice is Domination (Primary) with Dark Harvest (Keystone), and Precision (Secondary). The optimal Summoner Spells for this build are Flash and Ignite. Starting items should include World Atlas, Health Potion, and Stealth Ward. Karthus's Best Support matchups include Lux and Nami. Karthus's Best Support counters are Pantheon.
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Karthus Summoner Spells
Win %
Pick %
40%
92%
43%
37%
29%
45%
60%
16%
60%
8%
0%
2%
Karthus Starting Items
Win %
Buy %
2
39%
90%
100%
2%
Karthus Runes
Win %
Pick %
44%
41%
41%
39%
100%
2%
100%
2%
Karthus Items
42%
38%
47%
44%
32%
41%
36%
71%
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
28001100
3000
3200
750Karthus Trinkets
Win %
Buy %
36%
71%
43%
48%
50%
3%
Karthus Boots
Win %
Buy %
44%
66%
25%
6%
0%
3%
Karthus Support Items
Win %
Buy %
38%
73%
50%
6%
Average ADC Duo Queue Champions for Karthus Support(49% - 51% win rate with Karthus)
Best Support Champions to Counter Karthus Support(under 49% win rate for Karthus)
Even Support Matchups for Karthus Support(49% - 51% win rate for Karthus)
Best ADC Champions to Counter Karthus Support(under 49% win rate for Karthus)
Even ADC Matchups for Karthus Support(49% - 51% win rate for Karthus)
