Tier: Off MetaWin38.67%Role1.90%Pick0.04%Ban1.94%Games: 20KDA: 1.67Score: 47.07
Karthus Support is ranked Off Meta Tier and has a 38.67% win rate in LoL Patch 25.08. We've analyzed 20 Karthus Support games to compile our statistical Karthus Build Guide. For items, our build recommends: Zaz'Zak's Realmspike, Blackfire Torch, Sorcerer's Shoes, Malignance, Shadowflame, and Liandry's Torment. 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 Exhaust. Starting items should include World Atlas, Health Potion, and Oracle Lens. Karthus's Best Support counters are Lulu and Nautilus.
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Karthus Summoner Spells
Win %
Pick %
31%
80%
38%
65%
75%
20%
100%
5%
0%
10%
0%
15%
Karthus Starting Items
Win %
Buy %
2
32%
95%
Karthus Runes
Win %
Pick %
60%
29%
20%
25%
100%
5%
100%
5%
Karthus Items
39%
44%
54%
36%
50%
63%
37%
0%
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
3200
3000
750Karthus Trinkets
Win %
Buy %
37%
95%
22%
45%
0%
15%
Karthus Boots
Win %
Buy %
54%
65%
0%
15%
Karthus Support Items
Win %
Buy %
39%
90%
Average ADC Duo Queue Champions for Karthus Support(49% - 51% win rate with Karthus)
