Tier: CWin49.08%Role10.07%Pick0.20%Ban0.00%Games: 218KDA: 1.99Score: 48.36
Karthus Support is ranked C Tier and has a 49.08% win rate in LoL Swiftplay Patch 25.11. We've analyzed 218 Karthus Support games to compile our statistical Karthus Swiftplay Build Guide. For items, our build recommends: Blackfire Torch, Sorcerer's Shoes, Malignance, 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 Sapphire Crystal, Health Potion, and Stealth Ward. Karthus's Best Swiftplay Support matchups include Bard, Heimerdinger, and Lulu. Karthus's Best Swiftplay Support counters are Yuumi, Milio, and Seraphine.
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Karthus Summoner Spells
Win %
Pick %
49%
86%
49%
53%
60%
24%
48%
15%
46%
13%
33%
8%
Karthus Starting Items
Win %
Buy %
2
67%
1%
2
0%
0%
Karthus Runes
Win %
Pick %
51%
57%
47%
15%
40%
11%
83%
3%
Karthus Items
48%
47%
50%
50%
50%
51%
51%
48%
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
2800
1100
2700
32004003500
500Karthus Trinkets
Win %
Buy %
51%
72%
47%
71%
29%
6%
Karthus Boots
Win %
Buy %
47%
68%
37%
9%
50%
1%
0%
3%
Karthus Support Items
Win %
Buy %
50%
66%
100%
1%
25%
2%
Average ADC Duo Queue Champions for Karthus Support in Swiftplay(49% - 51% win rate with Karthus)
Below Average ADC Duo Queue Champions for Karthus Support in Swiftplay(under 49% win rate with Karthus)
Even Support Matchups for Karthus Support in Swiftplay(49% - 51% win rate for Karthus)
Even ADC Matchups for Karthus Support in Swiftplay(49% - 51% win rate for Karthus)
