Patch 10.20 One For All Kog'Maw Build Guide

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Welcome to the METAsrc Kog'Maw build guide.

We've used our extensive database of League of Legends stats along with proprietary algorithms to calculate the most optimal build for Kog'Maw. This algorithm is able to determine the best summoner spells, item build order, skill order, runes reforged, rune stats, counters, and team mates. Reference it during all phases of the game to ensure that you always have an edge over the competition.

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Best Summoner Spells

Flash
Teleports your champion a short distance toward your cursor's location.
Flash
70%
Teleport
After channeling for 4 seconds, teleports your champion to target allied structure, minion, or ward and grants a Movement Speed boost. The cooldown of Teleport scales from 420-240 seconds depending on champion level.
Teleport
70%

Starting Items

Health Potion
Limited to 5 at one time. Limited to 1 type of Healing Potion.

Click to Consume: Restores 150 Health over 15 seconds.
Health Potion
71%
Doran's Blade
+8 Attack Damage
+80 Health
+3% Life Steal
Doran's Blade
78%
Tear of the Goddess (Quick Charge)
+250 Mana

UNIQUE Passive - Awe: Refunds 10% of Mana spent.
UNIQUE Passive - Mana Charge: Grants 6 maximum Mana on Mana expenditure (up to 3 times per 12 seconds).

Caps at +750 Mana.
Sapphire Crystal+Faerie Charm
Tear of the Goddess (Quick Charge)
67%
Refillable Potion
Limited to 1 type of Healing Potion.

UNIQUE Active: Consumes a charge to restore 125 Health over 12 seconds. Holds up to 2 charges and refills upon visiting the shop.
Refillable Potion
88%
Warding Totem (Trinket)
Limited to 1 Trinket.

Active: Consume a charge to place an invisible Stealth Ward which reveals the surrounding area for 90 - 120 seconds.

Stores one charge every 240 - 120 seconds, up to 2 maximum charges.

Ward duration and recharge time gradually improve with level.

(Limit 3 Stealth Wards on the map per player.)
Warding Totem (Trinket)
71%

Best Item Final Build

Berserker's Greaves
Limited to 1 pair of boots.

+35% Attack Speed

UNIQUE Passive - Enhanced Movement: +45 Movement Speed
Boots of Speed+Dagger
Berserker's Greaves
69%
Blade of the Ruined King
+40 Attack Damage
+25% Attack Speed
+12% Life Steal


UNIQUE Passive: Basic attacks deal 8% of the target's current Health as bonus physical damage on hit (Melee users deal 12%).
UNIQUE Active: Deals 100 magic damage to target champion and steals 25% of their Movement Speed for 3 seconds (90 second cooldown).

Minimum bonus physical damage dealt is 15.
Maximum bonus physical damage dealt to monsters and minions is 60.
User's Life Steal is applied to bonus physical damage dealt.
Bilgewater Cutlass+Recurve Bow
Blade of the Ruined King
69%
Archangel's Staff (Quick Charge)
+50 Ability Power
+650 Mana
+10% Cooldown Reduction


UNIQUE Passive - Haste: This item gains an additional 10% Cooldown Reduction.
UNIQUE Passive - Awe: Grants Ability Power equal to 1% of maximum Mana. Refunds 25% of Mana spent.
UNIQUE Passive - Mana Charge: Grants +12 maximum Mana (max +750 Mana) for each Mana expenditure (occurs up to 3 times every 12 seconds).

Transforms into Seraph's Embrace at +750 Mana.
Tear of the Goddess (Quick Charge)+Lost Chapter
Archangel's Staff (Quick Charge)
70%
Guinsoo's Rageblade
+25 Attack Damage
+25 Ability Power
+25% Attack Speed


Passive: Basic attacks deal 15 magic damage on hit.
UNIQUE Passive - Last Whisper: Gain 15% Armor Penetration.
UNIQUE Passive - Dissolve: Gain 15% Magic Penetration.
UNIQUE Passive: Basic attacks grant +8% Attack Speed for 5 seconds (up to 6 stacks). At max stacks, gain Guinsoo's Rage.

Guinsoo's Rage: Every 3 basic attacks, trigger on hit effects twice.

While at half stacks, melee champions' next attack will fully stack Rageblade.
Amplifying Tome+Recurve Bow+Pickaxe
Guinsoo's Rageblade
69%
Wit's End
+50% Attack Speed
+50 Magic Resist
+5% Movement Speed


UNIQUE Passive - At Wit's End: Deal 15 - 80 magic damage on hit. While below half health, heal for 33% of this effect's damage dealt - increased to 100% for Melee Champions.
Recurve Bow+Negatron Cloak+Dagger
Wit's End
79%
Runaan's Hurricane
+40% Attack Speed
+25% Critical Strike Chance
+9% Movement Speed


UNIQUE Passive - Wind's Fury: When basic attacking, bolts are fired at up to 2 enemies near the target, each dealing (40% of Attack Damage) physical damage. Bolts can critically strike and apply on hit effects.
Dagger+Zeal+Dagger
Runaan's Hurricane
70%
Warding Totem (Trinket)
Limited to 1 Trinket.

Active: Consume a charge to place an invisible Stealth Ward which reveals the surrounding area for 90 - 120 seconds.

Stores one charge every 240 - 120 seconds, up to 2 maximum charges.

Ward duration and recharge time gradually improve with level.

(Limit 3 Stealth Wards on the map per player.)
Warding Totem (Trinket)
70%

Best Skill Order

Icathian Surprise
4 seconds after dying, Kogmaw explodes, dealing true damage to surrounding enemies.
Icathian Surprise
123456789101112131415161718
Caustic 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.
Caustic Spittle
QQQQQ
Bio-Arcane Barrage
Kog'Maw's attacks gain range and deal a percent of the target's maximum health as magic damage.
Bio-Arcane Barrage
WWWWW
Void 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.
Void Ooze
EEEEE
Living 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 of time cause them to cost additional Mana.
Living Artillery
RRR

Best Runes Reforged

Precision
Improved attacks and sustained damage
Lethal Tempo
1.5s after damaging a champion gain 40 - 110% Attack Speed (based on level) for 3s. Attacking a champion extends the effect to 6s.

Cooldown: 6s

Lethal Tempo allows you to temporarily exceed the attack speed limit.
Presence of Mind
Takedowns restore 20% of your maximum mana or energy and increase your maximum mana by 100 (up to 500) or your maximum energy by 10 (up to 50).
Legend: Alacrity
Gain 3% attack speed plus an additional 1.5% for every Legend stack (max 10 stacks).

Earn progress toward Legend stacks for every champion takedown, epic monster takedown, large monster kill, and minion kill.
Coup de Grace
Deal 8% more damage to champions who have less than 40% health.
Sorcery
Empowered abilities and resource manipulation
Gathering Storm
Every 10 min gain AP or AD, adaptive.

10 min: + 8 AP or 5 AD
20 min: + 24 AP or 14 AD
30 min: + 48 AP or 29 AD
40 min: + 80 AP or 48 AD
50 min: + 120 AP or 72 AD
60 min: + 168 AP or 101 AD
etc...
Nimbus Cloak
After casting a Summoner Spell, gain a movement speed increase that lasts for 2.5s and allows you to pass through units.

Increase: 10% - 30% Movement Speed based on the Summoner Spell's cooldown. (Higher cooldown Summoner Spells grant more Movement Speed).
AttackSpeed
+10% Attack Speed
Adaptive
+9 Adaptive Force
Armor
+6 Armor

Summoner Spells

Win %
Pick %
Flash
Teleports your champion a short distance toward your cursor's location.
Flash
70%
97%
Teleport
After channeling for 4 seconds, teleports your champion to target allied structure, minion, or ward and grants a Movement Speed boost. The cooldown of Teleport scales from 420-240 seconds depending on champion level.
Teleport
70%
30%
Heal
Restores 90-345 Health (depending on champion level) and grants 30% Movement Speed for 1 second to you and target allied champion. This healing is halved for units recently affected by Summoner Heal.
Heal
67%
26%
Barrier
Shields your champion from 115-455 damage (depending on champion level) for 2 seconds.
Barrier
71%
16%

Trinkets

Win %
Buy %
Warding Totem (Trinket)
Limited to 1 Trinket.

Active: Consume a charge to place an invisible Stealth Ward which reveals the surrounding area for 90 - 120 seconds.

Stores one charge every 240 - 120 seconds, up to 2 maximum charges.

Ward duration and recharge time gradually improve with level.

(Limit 3 Stealth Wards on the map per player.)
Warding Totem (Trinket)
70%
95%
Farsight Alteration
Level 9+ required to upgrade.
Limited to 1 Trinket.

Alters the Warding Totem Trinket:

+ Massively increased cast range (+650%)
+ Infinite duration and does not count towards ward limit
- 10% increased cooldown
- Ward is visible, fragile, untargetable by allies
- 45% reduced ward vision radius
- Cannot store charges
Farsight Alteration
71%
19%
Oracle Lens
Limited to 1 Trinket.

Active: Scans around you, warning against hidden hostile units, and revealing invisible traps and revealing / disabling nearby wards for 10 seconds (90 to 60 second cooldown).
Oracle Lens
58%
6%

Boots

Win %
Buy %
Berserker's Greaves
Limited to 1 pair of boots.

+35% Attack Speed

UNIQUE Passive - Enhanced Movement: +45 Movement Speed
Boots of Speed+Dagger
Berserker's Greaves
69%
51%
Sorcerer's Shoes
Limited to 1 pair of boots.

+18 Magic Penetration

UNIQUE Passive - Enhanced Movement: +45 Movement Speed
Boots of Speed
Sorcerer's Shoes
70%
31%
Mercury's Treads
Limited to 1 pair of boots.

+25 Magic Resist

UNIQUE Passive - Enhanced Movement: +45 Movement Speed
UNIQUE Passive - Tenacity: Reduces the duration of stuns, slows, taunts, fears, silences, blinds, polymorphs, and immobilizes by 30%.
Boots of Speed+Null-Magic Mantle
Mercury's Treads
88%
7%
Ninja Tabi
Limited to 1 pair of boots.

+20 Armor

UNIQUE Passive: Blocks 12% of the damage from basic attacks.
UNIQUE Passive - Enhanced Movement: +45 Movement Speed
Boots of Speed+Cloth Armor
Ninja Tabi
69%
7%
Boots of Swiftness
Limited to 1 pair of boots.

UNIQUE Passive - Enhanced Movement: +60 Movement Speed
UNIQUE Passive - Slow Resist: Movement slowing effects are reduced by 25%.
Boots of Speed
Boots of Swiftness
75%
2%
Ionian Boots of Lucidity
Limited to 1 pair of boots.

UNIQUE Passive: +10% Cooldown Reduction
UNIQUE Passive - Enhanced Movement: +45 Movement Speed
UNIQUE Passive: Reduces Summoner Spell cooldowns by 10%


''This item is dedicated in honor of Ionia's victory over Noxus in the Rematch for the Southern Provinces on 10 December, 20 CLE.''
Boots of Speed
Ionian Boots of Lucidity
75%
2%
Boots of Mobility
Limited to 1 pair of boots.

UNIQUE Passive - Enhanced Movement: +25 Movement Speed. Increases to +115 Movement Speed when out of combat for 5 seconds.
Boots of Speed
Boots of Mobility
0%
0%