KarthusSupport build

Off-meta Support

Jungle65%Bot19%Mid8%Top5%Support3%
Win
45.9%
▼4.1 vs Support
LP a game
+0.80
±0.47
Games
8,467
a win +22.8 · a loss −18.0
Pick · Ban
0.07 · 0.50%
as Support · any role

How we measure

Karthus Support, last 14 days: Blackfire Torch, Malignance, Shadowflame; Dark Harvest + Sorcery; skill order Q > E > W (each the most played of 8,467 games).

Build

Most played of 8,467 games

Start

Hp

85% · 45.6% won

Spells

ExFl

54% · 46.4% won

Skills

starts Q E W

31% · 47.0% won

Items 10.7% of games with a core

  1. Blackfire Torch
  2. Malignance
  3. Shadowflame
4th
  • Rd52.3%won40% · 111pick, 111 games
  • Lt56.5%won22% · 62pick, 62 games
  • St51.6%won20% · 57pick, 57 games
5th
  • Rd56.3%won41% · 44pick, 44 games
  • Lt60.9%won13% · 14pick, 14 games
  • Vs58.7%won12% · 13pick, 13 games

49.6% won (45.4–53.9) · 526 games

4th: of the 280 games with this core that reached it · 5th: of the 107 games with this core that reached it. Win rates there are pulled toward the champion's rate at the slot, because a few games say little.

BootsSorcerer's Shoes63% · 46.5% won

Skill path 26% of games · 48.4% won

Skill path: the first 11 points measured, levels 12 to 18 from the max order
Ability123456789101112131415161718
QQ14579
WW314151718
EE28101213
RR61116

Core items

First three finished, in the order bought
  1. Blackfire Torch › Malignance › Shadowflame526 gamesMost played11%49.6%45% to 54%
  2. Blackfire Torch › Shadowflame › Liandry's Torment505 games10%53.3%49% to 58%
  3. Malignance › Shadowflame › Liandry's Torment390 games7.9%49.7%45% to 55%
  4. Blackfire Torch › Shadowflame › Rabadon's Deathcap235 games4.8%52.3%46% to 59%
  5. Malignance › Shadowflame › Rabadon's Deathcap222 games4.5%50.4%44% to 57%
  6. Malignance › Blackfire Torch › Liandry's Torment151 games3.1%46.4%39% to 54%

Skills

Max order
  1. starts Q E W31%47.0%2,530
  2. starts Q W E24%44.8%1,990
  3. starts Q E Q16%48.8%1,276
  4. starts Q W E7.2%45.2%582
  5. starts Q W Q5.8%46.8%472

Starting items

2 × Health Potion85% · 45.6% won · 6,258 games
  • Control Ward 5.7%47.2% won
  • Health Potion 5.1%46.0% won

Boots

Sorcerer's Shoes63% · 46.5% won · 5,369 games
  • No boots 26%45.9% won
  • Ionian Boots of Lucidity 8.8%42.4% won

Summoner spells

Exhaust + Flash54% · 46.4% won · 4,532 games
  • Flash + Ignite 17%44.9% won
  • Exhaust + Ignite 10%47.4% won
Every option as a table55 options
Every build option with its pick, win rate and 95% range
OptionPickWin95% rangeGames
Core items
Blackfire Torch › Malignance › Shadowflame11%49.6%45.4%–53.9%526
Blackfire Torch › Shadowflame › Liandry's Torment10%53.3%48.9%–57.6%505
Malignance › Shadowflame › Liandry's Torment7.9%49.7%44.8%–54.7%390
Blackfire Torch › Shadowflame › Rabadon's Deathcap4.8%52.3%46.0%–58.6%235
Malignance › Shadowflame › Rabadon's Deathcap4.5%50.4%43.9%–57.0%222
Malignance › Blackfire Torch › Liandry's Torment3.1%46.4%38.6%–54.3%151
4th item, of 2,275 games that reached it
Rabadon's Deathcap30%54.8%51.0%–58.5%672
Stormsurge14%57.0%51.5%–62.4%314
Shadowflame11%53.4%47.2%–59.5%251
Void Staff9.4%50.2%43.6%–56.9%213
Liandry's Torment7.9%56.1%48.8%–63.2%180
Zhonya's Hourglass6.5%54.4%46.4%–62.3%147
5th item, of 826 games that reached it
Rabadon's Deathcap28%53.5%47.0%–59.8%232
Void Staff15%57.5%48.8%–65.7%127
StormsurgeFew games12%56.7%46.8%–66.1%97
ShadowflameFew games9.8%55.6%44.7%–65.9%81
Liandry's TormentFew games6.9%54.4%41.6%–66.6%57
Zhonya's HourglassFew games5.6%65.2%50.8%–77.3%46
6th item, of 185 games that reached it
Void StaffFew games19%66.7%50.3%–79.8%36
Rabadon's DeathcapFew games15%64.3%45.8%–79.3%28
StormsurgeFew games14%69.2%50.0%–83.5%26
Boots
Sorcerer's Shoes63%46.5%45.2%–47.8%5,369
No boots26%45.9%43.8%–47.9%2,227
Ionian Boots of Lucidity8.8%42.4%38.9%–46.0%742
Boots of SwiftnessFew games0.8%49.3%37.7%–60.9%67
Plated SteelcapsFew games0.3%39.3%23.6%–57.6%28
Starting items
2 × Health Potion85%45.6%44.4%–46.9%6,258
Control Ward5.7%47.2%42.5%–52.0%417
Health Potion5.1%46.0%41.0%–51.1%376
Amplifying Tome + 2 × Health PotionFew games0.6%55.3%41.3%–68.6%47
Summoner spells
Exhaust + Flash54%46.4%45.0%–47.9%4,532
Flash + Ignite17%44.9%42.3%–47.5%1,439
Exhaust + Ignite10%47.4%44.1%–50.7%875
Flash + Heal7.0%43.1%39.2%–47.2%589
Skill order
Max Q E W · starts Q E W31%47.0%45.1%–48.9%2,530
Max Q E W · starts Q W E24%44.8%42.6%–47.0%1,990
Max Q E W · starts Q E Q16%48.8%46.1%–51.6%1,276
Max Q W E · starts Q W E7.2%45.2%41.2%–49.3%582
Max Q E W · starts Q W Q5.8%46.8%42.4%–51.3%472
First 11 skill points
Q E W Q Q R Q E Q E R26%48.4%46.2%–50.6%1,970
Q W E Q Q R Q E Q E R19%44.5%41.9%–47.0%1,469
Q E Q W Q R Q E Q E R14%50.6%47.6%–53.6%1,062
Q W Q E Q R Q E Q E R4.6%45.0%39.9%–50.3%353
Q W E Q Q R Q W Q W R3.6%42.5%36.8%–48.4%273
Q E W W Q R Q Q Q E R2.5%46.0%39.0%–53.1%187
Finished items
Zaz'Zak's Realmspike81%45.7%44.6%–46.9%6,896
Liandry's Torment37%49.9%48.2%–51.7%3,100
Rabadon's Deathcap22%52.6%50.3%–54.8%1,875
Stormsurge15%54.0%51.2%–56.7%1,279
Zhonya's Hourglass8.7%50.2%46.6%–53.8%739
Void Staff8.1%51.4%47.7%–55.1%685
Rylai's Crystal Scepter5.0%48.5%43.7%–53.2%423
Morellonomicon4.5%45.8%40.8%–50.8%378
Celestial Opposition2.8%46.6%40.3%–53.0%234
Horizon Focus2.8%50.4%44.1%–56.8%234

Questions

What do Karthus Support players build first on all servers?

The most played core is Blackfire Torch, then Malignance, then Shadowflame: 6% of 8,467 games in all ranks, last 14 days, 49.6% win rate.

What skill order do Karthus Support players use?

Most often they max Q, E, W and start Q, E, W: 31% of 8,134 games with a skill order in all ranks, last 14 days, 47.0% win rate.

Which summoner spells do Karthus Support players take?

Exhaust and Flash, in 54% of 8,467 games in all ranks, last 14 days, 46.4% win rate.