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the Mouth of the Abyss

Kog'Maw ADC build & stats

MarksmanMage A 418 games · patch 16.17
Win rate
53.3%
Pick rate
2.3%
Ban rate
0.4%

Recommended build

Chosen by win rate among builds with enough games, from ranked matches of high-elo players on patch 16.17

Solid sample

Start with

Doran's Bow
Doran's Bow
400 g
Health Potion
Health Potion
50 g
Health Potion
Health Potion
50 g
45.5% 55 games

Build in this order

Dusk and Dawn 1
Dusk and Dawn
3,100 g
Shadowflame 2
Shadowflame
3,200 g
Rabadon's Deathcap 3
Rabadon's Deathcap
3,500 g
9,800 g
37.5% WR 8 games

Runes

Precision Precision + Inspiration Inspiration
80.0% WR
10 games · 2% pick
Lethal Tempo
Lethal Tempo

Attacking an enemy champion grants you Attack Speed, up to 6 stacks. At max stacks, deal bonus adaptive damage On-Attack.

Triumph Triumph
Legend: Bloodline Legend: Bloodline
Coup de Grace Coup de Grace
Cash Back Cash Back
Cosmic Insight Cosmic Insight
Shards AS AF HP

Summoner spells

Cleanse Flash 69.6% 23 games

Max order

Void Ooze E Caustic Spittle Q Bio-Arcane Barrage W 43.8% 16 games

Each line is the variant with the best win rate among those played enough times, not simply the most popular one. Win rates are smoothed so a lucky three-game build can't top the list. Sample sizes are shown next to every choice.

Tips for Kog'Maw

Generated from this patch's numbers

  • Kog'Maw wins 53.3% of games as ADC on patch 16.17 (418 games).
  • Most common core: Dusk and Dawn → Shadowflame → Rabadon's Deathcap — 38% win rate over 8 games.
  • Take Lethal Tempo as keystone: picked in 56% of games with a 55% win rate.
  • Best matchup: Twitch (75% over 8 games). Hardest: Draven (35% over 17 games) — consider a ban or a different pick when you see it.

Items

Core build in purchase order (from match timelines)

Core build

Dusk and Dawn 1
Dusk and Dawn
Shadowflame 2
Shadowflame
Rabadon's Deathcap 3
Rabadon's Deathcap
37.5% WR
8 games · 2% pick
Luden's Echo 1
Luden's Echo
Shadowflame 2
Shadowflame
Rabadon's Deathcap 3
Rabadon's Deathcap
33.3% WR
6 games · 1% pick
Guinsoo's Rageblade 1
Guinsoo's Rageblade
Navori Flickerblade 2
Navori Flickerblade
Terminus 3
Terminus
66.7% WR
6 games · 1% pick

Starting items

Doran's Bow
Doran's Bow
Health Potion
Health Potion
Health Potion
Health Potion
45.5% WR
55 games · 13% pick
Doran's Ring
Doran's Ring
Health Potion
Health Potion
Health Potion
Health Potion
35.1% WR
37 games · 9% pick
Doran's Helm
Doran's Helm
Health Potion
Health Potion
25.0% WR
4 games · 1% pick

Legendary items by win rate

ItemWin ratePick
60.5% 9% (38)
58.3% 20% (84)
58.3% 17% (72)
56.9% 24% (102)
55.4% 20% (83)
55.3% 58% (244)
54.9% 12% (51)
54.8% 35% (146)
53.1% 31% (128)
53.1% 31% (128)
50.0% 9% (38)
49.0% 12% (49)

Runes

Most played full pages and keystone win rates

Precision Precision + Resolve Resolve
54.8% WR
62 games · 15% pick
Lethal Tempo
Lethal Tempo

Attacking an enemy champion grants you Attack Speed, up to 6 stacks. At max stacks, deal bonus adaptive damage On-Attack.

Triumph Triumph
Legend: Bloodline Legend: Bloodline
Last Stand Last Stand
Conditioning Conditioning
Overgrowth Overgrowth
Shards AS AF HP
Precision Precision + Sorcery Sorcery
59.3% WR
27 games · 6% pick
Press the Attack Presence of Mind Legend: Alacrity Coup de Grace Gathering Storm Manaflow Band
Precision Precision + Sorcery Sorcery
40.9% WR
22 games · 5% pick
Press the Attack Presence of Mind Legend: Alacrity Cut Down Manaflow Band Gathering Storm

Keystones

  • Lethal Tempo Lethal Tempo Attacking an enemy champion grants you Attack Speed, up to 6 stacks. At max stacks, deal bonus adaptive damage On-Attack. 54.7%56% pick
  • Press the Attack Press the Attack Hitting an enemy champion 3 consecutive times deals bonus damage and amplifies your damage until you leave combat with champions. 47.4%27% pick
  • Arcane Comet Arcane Comet Damaging a champion with an ability hurls a damaging comet at their location. 59.6%11% pick
  • First Strike First Strike When you initiate champion combat, deal 7% extra damage for 3 seconds and gain gold based on damage dealt. 50.0%3% pick

Summoner spells

  • Flash Barrier Flash + Barrier 50.6%41% pick
  • Flash Ghost Flash + Ghost 52.5%28% pick
  • Exhaust Flash Exhaust + Flash 54.5%13% pick

Abilities & skill order

Which ability to max first, from match timelines

Bio-Arcane Barrage W Caustic Spittle Q Void Ooze E 41.7%60 games
Void Ooze E Caustic Spittle Q Bio-Arcane Barrage W 43.8%16 games
Bio-Arcane Barrage W Void Ooze E Caustic Spittle Q 50.0%2 games

Most common first three levels: W → Q → E (50%), W → E → Q (33%), E → W → Q (29%).

  • PIcathian Surprise

    4 seconds after dying, Kogmaw explodes, dealing true damage to surrounding enemies.

  • QCaustic Spittle

    Kog'Maw launches a corrosive projectile which deals magic damage and corrodes the target's armor and magic resist for a short time. Kog'Maw also gains additional attack speed.

  • WBio-Arcane Barrage

    Kog'Maw's attacks gain range and deal a percent of the target's maximum health as magic damage %i:OnHit% On-Hit.

  • EVoid Ooze

    Kog'Maw launches a peculiar ooze which damages all enemies it passes through and leaves a trail which slows enemies who stand on it.

  • RLiving Artillery

    Kog'Maw fires an artillery shell at a great distance dealing magic damage (increased significantly on low health enemies) and revealing non-stealthed targets. Additionally, multiple Living Artilleries in a short period o...