Tier: Off MetaWin35.26%Role6.28%Pick0.20%Games: 19KDA: 1.73Score: 43.96
Karthus Support is ranked Off Meta Tier and has a 35.26% win rate in LoL Ultimate Spellbook Patch 11.24. We've analyzed 19 Karthus Support games to compile our statistical Karthus Spellbook Build Guide. For items, our build recommends: Liandry's Anguish, Sorcerer's Shoes, Zhonya's Hourglass, Cosmic Drive, Shadowflame, and Shard of True Ice. For runes, the strongest choice is Inspiration (Primary) with First Strike (Keystone), and Domination (Secondary). The optimal Summoner Spells for this build are Placeholder and Flash. Starting items should include Amplifying Tome, Spellthief's Edge, Health Potion, and Stealth Ward. Karthus's Best Spellbook Support matchups include Zilean. Karthus's Best Spellbook Support counters are Lulu.
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Karthus Summoner Spells
Win %
Pick %
42%
100%
44%
84%
100%
5%
0%
5%
0%
5%
Karthus Starting Items
Win %
Buy %
50%
32%
0%
11%
Karthus Runes
Win %
Pick %
66%
52%
100%
5%
0%
18%
0%
10%
Karthus Items
45%
50%
57%
43%
75%
44%
45%
100%
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
32001100
2600
3000
3000Karthus Ultimate Spellbook Stats
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Karthus Trinkets
Win %
Buy %
45%
58%
22%
47%
100%
5%
Karthus Boots
Win %
Buy %
50%
84%
20%
26%
Karthus Mythic Items
Win %
Buy %
45%
58%
44%
47%
Best ADC Duo Queue Champions for Karthus Support in Ultimate Spellbook(over 51% win rate with Karthus)
Best Support Champions to Counter Karthus Support(under 49% win rate for Karthus)
Best Support Matchups for Karthus Support in Ultimate Spellbook(over 51% win rate for Karthus)
Even ADC Matchups for Karthus Support in Ultimate Spellbook(49% - 51% win rate for Karthus)