Karthus Support is ranked Off Meta Tier and has a 48.73% win rate in LoL Ultimate Spellbook Patch 11.24. We've analyzed 94 Karthus Support games to compile our statistical Karthus Spellbook Build Guide. For items, our build recommends: Liandry's Anguish, Sorcerer's Shoes, Rabadon's Deathcap, Shadowflame, Shard of True Ice, and Seraph's Embrace. For runes, the strongest choice is Domination (Primary) with Dark Harvest (Keystone), and Precision (Secondary). The optimal Summoner Spells for this build are Placeholder and Flash. Starting items should include Amplifying Tome, Spellthief's Edge, Control Ward, and Stealth Ward. Karthus's Best Spellbook Support matchups include Morgana, Senna, and Soraka. Karthus's Best Spellbook Support counters are Blitzcrank, Pyke, and Lux.
Karthus Summoner Spells
Karthus Starting Items
Karthus Runes
Karthus Items
Karthus Skill Order
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