Tier: Off MetaWin42.58%Role1.47%Pick0.04%Ban1.98%Games: 62KDA: 1.75Score: 47.85
Karthus Support is ranked Off Meta Tier and has a 42.58% win rate in LoL Patch 25.10. We've analyzed 62 Karthus Support games to compile our statistical Karthus Build Guide. For items, our build recommends: Malignance, Blackfire Torch, Sorcerer's Shoes, Liandry's Torment, Shadowflame, and Zaz'Zak's Realmspike. For runes, the strongest choice is Domination (Primary) with Dark Harvest (Keystone), and Sorcery (Secondary). The optimal Summoner Spells for this build are Exhaust and Flash. Starting items should include Sapphire Crystal, Health Potion, and Oracle Lens. Karthus's Best Support matchups include Morgana and Swain. Karthus's Best Support counters are Leona and Xerath.
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Karthus Summoner Spells
Win %
Pick %
49%
63%
40%
76%
62%
34%
29%
23%
33%
5%
Karthus Starting Items
Win %
Buy %
2
50%
3%
Karthus Runes
Win %
Pick %
55%
38%
52%
16%
34%
24%
65%
5%
Karthus Items
56%
59%
52%
65%
33%
49%
55%
50%
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
2800
1100
3000
3200400
500Karthus Trinkets
Win %
Buy %
55%
82%
53%
52%
50%
3%
Karthus Boots
Win %
Buy %
52%
71%
67%
5%
50%
3%
Karthus Support Items
Win %
Buy %
49%
89%
100%
2%
Best ADC Duo Queue Champions for Karthus Support(over 51% win rate with Karthus)
Average ADC Duo Queue Champions for Karthus Support(49% - 51% win rate with Karthus)
Below Average ADC Duo Queue Champions for Karthus Support(under 49% win rate with 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)
