KarthusSupport build

Off-meta Support

Jungle66%Bot17%Mid8%Top6%Support3%
Win
46.1%
▼3.9 vs Support
LP a game
+1.30
±0.60
Games
5,190
a win +23.1 · a loss −17.8
Pick · Ban
0.07 · 0.47%
as Support · any role

How we measure

Karthus Support, patch 26.20: Blackfire Torch, Shadowflame, Rabadon's Deathcap; Dark Harvest + Sorcery; skill order Q > E > W (each the most played of 5,190 games).

Build

Most played of 5,190 games

Start

Hp

85% · 45.1% won

Spells

ExFl

54% · 46.8% won

Skills

starts Q E W

30% · 46.6% won

Items 6.3% of games with a core

  1. Blackfire Torch
  2. Shadowflame
  3. Rabadon's Deathcap
4th
  • Rd50.3% won28% pick
  • St59.6% won14% pick
  • Vs56.5% won11% pick
5th
  • Rd48.0% won25% pick
  • St50.8% won15% pick
  • Vs53.6% won14% pick

60.6% won (53.0–67.7) · 165 games

BootsSorcerer's Shoes66% · 47.7% won

Skill path 24% of games · 48.9% 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 › Shadowflame › Rabadon's Deathcap165 gamesMost played6.3%60.6%53% to 68%
  2. Malignance › Shadowflame › Liandry's Torment134 games5.1%50.0%42% to 58%
  3. Blackfire Torch › Shadowflame › Liandry's Torment132 games5.1%59.9%51% to 68%
  4. Blackfire Torch › Liandry's Torment › Shadowflame130 games5.0%48.5%40% to 57%
  5. Malignance › Shadowflame › Rabadon's Deathcap119 games4.6%47.1%38% to 56%
  6. Malignance › Liandry's Torment › Shadowflame111 games4.3%50.4%41% to 60%
  7. Malignance › Blackfire Torch › Shadowflame86 gamesFew games3.3%44.2%34% to 55%
  8. Blackfire Torch › Malignance › Shadowflame83 gamesFew games3.2%53.0%42% to 63%

Skills

Max order
  1. starts Q E W30%46.6%1,295
  2. starts Q W E23%45.4%1,011
  3. starts Q E Q17%49.4%721
  4. starts Q W E6.4%41.7%278
  5. starts Q W Q5.6%49.6%244

Starting items

2 × Health Potion85% · 45.1% won · 3,404 games
  • Control Ward 5.7%45.4% won
  • Health Potion 5.2%41.2% won

Boots

Sorcerer's Shoes66% · 47.7% won · 3,428 games
  • No boots 25%43.0% won
  • Ionian Boots of Lucidity 7.3%43.4% won

Summoner spells

Exhaust + Flash54% · 46.8% won · 2,798 games
  • Flash + Ignite 15%43.0% won
  • Exhaust + Ignite 11%47.6% won
Every option as a table53 options
Every build option with its pick, win rate and 95% range
OptionPickWin95% rangeGames
Core items
Blackfire Torch › Shadowflame › Rabadon's Deathcap6.3%60.6%53.0%–67.7%165
Malignance › Shadowflame › Liandry's Torment5.1%50.0%41.7%–58.4%134
Blackfire Torch › Shadowflame › Liandry's Torment5.1%59.9%51.3%–67.8%132
Blackfire Torch › Liandry's Torment › Shadowflame5.0%48.5%40.0%–57.0%130
Malignance › Shadowflame › Rabadon's Deathcap4.6%47.1%38.3%–56.0%119
Malignance › Liandry's Torment › Shadowflame4.3%50.4%41.3%–59.6%111
Malignance › Blackfire Torch › ShadowflameFew games3.3%44.2%34.2%–54.7%86
Blackfire Torch › Malignance › ShadowflameFew games3.2%53.0%42.4%–63.4%83
4th item, of 1,154 games that reached it
Rabadon's Deathcap28%50.3%44.9%–55.7%326
Stormsurge14%59.6%51.8%–67.0%156
Void Staff11%56.5%47.9%–64.7%131
Shadowflame11%46.2%37.8%–54.7%130
Liandry's Torment8.7%53.0%43.3%–62.5%100
Zhonya's HourglassFew games4.9%49.1%36.6%–61.7%57
5th item, of 408 games that reached it
Rabadon's Deathcap25%48.0%38.5%–57.7%100
StormsurgeFew games15%50.8%38.8%–62.7%63
Void StaffFew games14%53.6%40.7%–66.0%56
ShadowflameFew games8.8%52.8%37.0%–68.0%36
Zhonya's HourglassFew games8.1%48.5%32.5%–64.8%33
MalignanceFew games6.1%48.0%30.0%–66.5%25
Boots
Sorcerer's Shoes66%47.7%46.1%–49.4%3,428
No boots25%43.0%40.3%–45.7%1,312
Ionian Boots of Lucidity7.3%43.4%38.5%–48.4%378
Boots of SwiftnessFew games0.6%24.2%12.8%–41.0%33
Starting items
2 × Health Potion85%45.1%43.5%–46.8%3,404
Control Ward5.7%45.4%39.0%–51.9%227
Health Potion5.2%41.2%34.7%–47.9%209
Amplifying Tome + 2 × Health PotionFew games0.6%66.7%46.7%–82.0%24
Summoner spells
Exhaust + Flash54%46.8%45.0%–48.7%2,798
Flash + Ignite15%43.0%39.5%–46.6%756
Exhaust + Ignite11%47.6%43.6%–51.7%573
Flash + Heal8.3%45.7%41.0%–50.4%429
Skill order
Max Q E W · starts Q E W30%46.6%43.9%–49.4%1,295
Max Q E W · starts Q W E23%45.4%42.4%–48.5%1,011
Max Q E W · starts Q E Q17%49.4%45.7%–53.0%721
Max Q W E · starts Q W E6.4%41.7%36.1%–47.6%278
Max Q E W · starts Q W Q5.6%49.6%43.4%–55.8%244
First 11 skill points
Q E W Q Q R Q E Q E R24%48.9%45.9%–52.1%997
Q W E Q Q R Q E Q E R18%46.9%43.4%–50.5%750
Q E Q W Q R Q E Q E R15%48.7%44.7%–52.7%604
Q W Q E Q R Q E Q E R4.6%45.7%38.8%–52.9%188
Q W E Q Q R Q W Q W R3.1%39.5%31.4%–48.3%124
Q E W W Q R Q Q Q E R2.8%39.5%31.0%–48.7%114
Finished items
Zaz'Zak's Realmspike82%46.2%44.7%–47.7%4,261
Malignance56%44.7%42.9%–46.5%2,898
Liandry's Torment38%49.7%47.4%–51.9%1,949
Stormsurge15%53.3%49.8%–56.8%782
Void Staff7.8%55.3%50.4%–60.1%403
Zhonya's Hourglass7.5%47.6%42.7%–52.5%391
Rylai's Crystal Scepter4.9%44.1%38.2%–50.3%256
Morellonomicon4.1%47.2%40.6%–53.9%212
Mejai's Soulstealer2.9%64.2%56.3%–71.4%151
Luden's Echo2.8%42.4%34.6%–50.5%144

Questions

What do Karthus Support players build first on all servers?

The most played core is Blackfire Torch, then Shadowflame, then Rabadon's Deathcap: 3% of 5,190 games in all ranks, patch 26.20, 60.6% win rate.

What skill order do Karthus Support players use?

Most often they max Q, E, W and start Q, E, W: 30% of 4,331 games with a skill order in all ranks, patch 26.20, 46.6% win rate.

Which summoner spells do Karthus Support players take?

Exhaust and Flash, in 54% of 5,190 games in all ranks, patch 26.20, 46.8% win rate.