- Win Rate
- 52.8%
- Pick Rate
- 1.4%
- Ban Rate
- 0.7%
Kog'Maw Arena Build, Augments & Duos
- Patch
- 26.21
- Games
- 2,870
- Lane
- All Lanes
- Tier
- All Tiers
- Last Updated
- Nov 3, 2026 UTC
- Author
- Dakota Chinnick
- Methodology
- Data Methodology
Patch 26.21 Kog'Maw arena mode stats show Kog'Maw with a 16.9% win rate and a 3.45 average placement in arena mode. Discover Kog'Maw's best duo partners, augments, and arena builds to dominate the meta.
- Arena tier
- Cavg. place 3.45
- Top 4 rate
- 68.5%
- Best duo
- Sionavg. place 3.0
- Best augment
- Dual Wield25.6% 1st place
- Core items
- Reaper's Toll + Kraken Slayer + Terminus
Kog'Maw Arena Performance
Kog'Maw C TierCombat Stats
Kog'Maw Top Arena Partners in Patch 16.21
Discover the highest performing Arena augments for Kog'Maw in League of Legends Patch 16.21. The strongest augment choices include Dual Wield, Lightning Strikes, Twice Thrice, which provide significant advantages in 3v3v3v3v3v3 combat. When offered Prismatic augments, prioritize Dual Wield. For Gold augments, Lightning Strikes synergizes well with Kog'Maw's kit. Use the rarity filters below to find the best Silver, Gold, and Prismatic augments for your Kog'Maw Arena games.
When you Attack, fire a bolt that deals 40% damage and applies your on-hit effects at 40% effectiveness. Gain 15% total Attack Speed.
Become tiny, gain Move Speed, and bonus damage to champions based on how much larger they are than you.
Gain the Lethal Tempo and Conqueror Keystone Runes.
Your Attacks apply an infinitely stacking Burn on-hit, dealing damage over time.
Convert Bonus Attack Damage to Ability Power. Gain 15% Ability Power.
Your Attacks grant you 6 Move Speed on-hit. Gain Attack Speed equal to 10% of your Move Speed.
When you Attack, fire 5 bolts that each deal physical damage and applies your on-hit.
Gain ? Attack Range.
Every 3 attacks, your on-hit effects trigger a second time.
Your Attacks deal additional physical damage equal to 75% Ability Power.
Gain 60% Attack Speed.
Every 4th Attack deals additional magic damage on-hit.
When you damage a champion from far away, fire a Trueshot Barrage at them.
Gain 20% total Attack Speed. At 3.5 Attacks per second, deal additional magic damage on-hit.
Your Attacks reduce the target's damage and size by 10% on-hit.
Your Attacks fire a bolt at an additional target dealing reduced damage and applying on-hit effects.
Attacking enemy champions grants permanent Cursed Power and deal additional magic damage based on your Cursed Power.
Gain a random Prismatic Augment.
Find the best 3v3 teammate champions to pair with Kog'Maw in League of Legends Arena mode. The strongest duo partner is Sion, achieving a 25.6% win rate and 3.0 average placement when paired together. Other high-synergy partners include Swain and Ahri, both offering improved placement rates compared to Kog'Maw's solo average of 3.5. 9 champions boost Kog'Maw's win rate above their baseline 16.9%. Compare win rates, top 2 rates, top 4 rates, and placement differences to find your ideal Arena duo composition.
Partner | Tier | Win Rate | WR Diff | Top 2 | Top 4 | Avg Place | Place Diff | Matches |
|---|---|---|---|---|---|---|---|---|
 Sion | S Tier | 25.6% | +8.6% | 43.0% | 80.2% | 3.0 | +0.5 | 172 |
 Swain | F Tier | 12.2% | -4.8% | 37.8% | 83.8% | 3.0 | +0.4 | 148 |
 Ahri | C Tier | 17.4% | +0.5% | 43.5% | 76.8% | 3.1 | +0.4 | 138 |
 Garen | D Tier | 14.9% | -2.0% | 34.3% | 82.1% | 3.1 | +0.3 | 134 |
 Shyvana | B Tier | 20.3% | +3.4% | 37.7% | 75.4% | 3.2 | +0.3 | 138 |
 Sett | B Tier | 20.8% | +3.9% | 40.6% | 76.0% | 3.2 | +0.3 | 192 |
 Caitlyn | B Tier | 21.1% | +4.2% | 47.9% | 69.0% | 3.2 | +0.3 | 142 |
 Blitzcrank | A Tier | 22.4% | +5.4% | 42.1% | 69.7% | 3.3 | +0.2 | 152 |
 Nautilus | C Tier | 19.2% | +2.3% | 34.3% | 72.6% | 3.4 | +0.1 | 146 |
 Volibear | D Tier | 13.6% | -3.3% | 35.8% | 70.4% | 3.4 | +0.1 | 162 |
Optimize your Kog'Maw Arena itemization with the highest win rate builds for Patch 16.21. The top-performing build features Diamond-Tipped Spear, Reaper's Toll, Fulmination as core items, achieving a 33.3% win rate and 1.7 average placement. Berserker's Greaves is the recommended boots choice for this build. The top 3 builds average 32.8% win rate, significantly impacting your Arena success. Each build shows core items, situational options, win rate compared to Kog'Maw's baseline, and top 4 placement rates to help you climb in Arena ranked.
Rank | Core Items | Situational | Boots | Tier | Win Rate | WR Diff | Top 2 | Top 4 | Avg Place | Matches |
|---|---|---|---|---|---|---|---|---|---|---|
| 1 |    |   |  | S Tier | 33.3% | +16.4% | 100.0% | 100.0% | 1.7 | 6 |
| 2 |  |   | | A Tier | 25.0% | +8.1% | 62.5% | 87.5% | 2.5 | 8 |
| 3 |  |  | | S Tier | 40.0% | +23.1% | 60.0% | 80.0% | 2.8 | 5 |
| 4 |   |  | | A Tier | 20.0% | +3.1% | 20.0% | 80.0% | 3.2 | 5 |
| 5 | |   | | A Tier | 22.2% | +5.3% | 44.4% | 66.7% | 3.3 | 9 |
Plan your Kog'Maw Arena run
Arena Companion shows each champion's placement rates and stats, the best augments for them, a slot-by-slot augment planner, and the strongest duos and teams this patch.
- Placement rates & stats
- Augment slot planner
- Best duos & teams
Is Kog'Maw Good in Arena Mode?
Kog'Maw is currently rated as an C-tier champion in League of Legends Arena mode for Patch 16.21, making them a situational pick in the 3v3v3v3v3v3 format. With a 16.9% win rate (1st place finishes) and a 68.5% top 4 rate, Kog'Maw performs above the expected average in the current Arena meta.
Kog'Maw Arena Performance Analysis
In Arena's unique 3v3v3v3v3v3 format, Kog'Maw averages a 3.5 placement across 3,869 analyzed matches. This aggressive damage dealer playstyle allows Kog'Maw to deal significant damage, ranking in the top 4% of all Arena champions for damage output.
The 34.1% top 2 rate indicates consistent high placements and strong late-game scaling. Players looking to climb Arena ranked should capitalize on Kog'Maw's strengths to maximize placement consistency.
Best Champions to Pair with Kog'Maw
Duo composition is critical in Arena, and Kog'Maw synergizes exceptionally well with Sion, achieving a combined 25.6% win rate and 3.0 average placement. This pairing improves Kog'Maw's baseline performance by +8.6%.
Other strong duo partners include Swain (12.2% win rate) and Ahri (17.4% win rate). Kog'Maw has excellent duo flexibility with 9+ partners that boost win rate above baseline.
Kog'Maw Augment Priority Guide
Augment selection can make or break your Arena run. For Kog'Maw, the highest-performing augment is Dual Wield, which players select in 23.4% of games.
When offered Prismatic augments, prioritize Dual Wield for maximum impact. Gold augments like Lightning Strikes provide consistent value throughout the game. Use the augment tier list above to identify which augments to prioritize during each selection round.
Optimal Kog'Maw Arena Build Path
The highest win rate build for Kog'Maw in Arena features Diamond-Tipped Spear, Reaper's Toll, Fulmination as core items, achieving a 33.3% win rate. Berserker's Greaves is the recommended boots choice, providing mobility and stats for Arena fights.
Arena's accelerated gold income means reaching full build faster than Summoner's Rift. Focus on completing core items before branching into situational options. The builds listed above are sorted by average placement, helping you identify which item combinations lead to the highest finishes in the current patch.
Tips for Playing Kog'Maw in Arena
Coordinate with your partner to cover Kog'Maw's weaknesses. Consider a tanky partner to create space for your damage.
Prioritize S-tier and A-tier augments when offered. Kog'Maw's 68.5% top 4 rate can be improved significantly with optimal augment selection each round.
Leverage Kog'Maw's high damage output to eliminate threats quickly. Focus priority targets while your partner provides support.
Final Verdict: Should You Play Kog'Maw in Arena?
Kog'Maw is a average choice in Arena that can perform well with the right partner and augment combinations. While not top-tier, dedicated Kog'Maw players can achieve consistent placements by following optimal builds and duo strategies. The 68.5% top 4 rate shows potential for solid finishes.
This data is updated regularly for Patch 16.21. Check back after each patch to see how balance changes affect Kog'Maw's Arena performance. For the most accurate results, we analyze 3,869 matches to provide reliable statistics and recommendations.
Help us maintain accuracy! If you notice incorrect stats, missing data, or any issues, your feedback directly improves the quality of our data for the entire community.
Kog'Maw Arena FAQ - Patch 16.21
Is Kog'Maw good in Arena mode?
Kog'Maw is currently a C-tier champion in Arena mode with a 16.9% win rate and 68.5% top 4 rate. Kog'Maw is a viable pick that can perform well with the right partner and augments.
What is the best duo partner for Kog'Maw in Arena?
The best duo partner for Kog'Maw in Arena is Sion, achieving a 25.6% win rate and 3.0 average placement together. Other strong partners include Swain and Ahri.
What are the best augments for Kog'Maw in Arena?
The highest-performing augment for Kog'Maw is Dual Wield with a 23.4% pick rate. Prioritize Prismatic and Gold augments that synergize with Kog'Maw's kit.
What is the best build for Kog'Maw in Arena?
The highest win rate build for Kog'Maw in Arena includes Diamond-Tipped Spear, Reaper's Toll, Fulmination as core items, achieving a 33.3% win rate. Berserker's Greaves is the recommended boots choice. Arena's accelerated gold income allows you to complete builds faster than Summoner's Rift.
What is Kog'Maw's win rate in Arena?
Kog'Maw has a 16.9% win rate (1st place) in Arena mode for Patch 16.21. The top 2 rate is 34.1% and top 4 rate is 68.5%, with an average placement of 3.5 across 3,869 analyzed matches.
What tier is Kog'Maw in Arena?
Kog'Maw is rated as C-tier in Arena mode for Patch 16.21. C-tier champions are average performers that require optimal builds and partners. Tiers are calculated based on win rate, top 4 rate, and average placement.
How do I play Kog'Maw in Arena?
To play Kog'Maw effectively in Arena: 1) Partner with Sion for best results. 2) Prioritize Dual Wield when offered. 3) Build Diamond-Tipped Spear early for power spikes. 4) Focus on dealing damage to priority targets while your partner provides support.
What are Kog'Maw's best and worst matchups in Arena?
Kog'Maw's performance varies significantly based on duo partner selection. Pairing with Sion improves win rate to 25.6%. The key to success is choosing partners that complement Kog'Maw's high damage output and selecting augments that enhance your duo composition.