Illaoi - League of Legends Champion
Win Rate
49.8%
Pick Rate
2.6%

Illaoivs Sejuani

CFighterTank
Patch26.10
Matches683,599
LaneAll Lanes
TierAll Tiers
Last UpdatedMay 18, 2026
MethodologyData Methodology

Illaoi vs Sejuani is a decisive matchup in LoL patch 26.10. Illaoi wins with a 75.0% win rate (+50.0%) over Sejuani based on 8 games. Illaoi holds the advantage in both the early and late game. Below you'll find the best Illaoi build, runes, laning stats, and strategies for the Illaoi vs Sejuani matchup.

Illaoi Matchup Breakdown

Use the dropdown to select an opponent and see a detailed breakdown of how Illaoi performs against them. You'll get head-to-head win rates, laning stats, the best build and runes for the matchup, and early vs late game analysis — all based on real ranked data.

Compare against an opponent
Sejuani - 75.0% win rateSejuani(75.0%)
Illaoi - 75.0% win rate in this matchup
Illaoi
75.0% WR
VS
Sejuani vs Illaoi matchup - 25.0% win rate
Sejuani
25.0% WR

Who Wins the Illaoi vs Sejuani Matchup?

Illaoi wins the Illaoi vs Sejuani matchup
Winner
Illaoi
Matches: 8
75.0%
Win Rate
25.0%
6.8
CS / min
5.0
1,252
DMG / min
742
12,770
Gold / game
9,741
509
Heal / min
205
1,540
DMG Mitigated / min
1,534
0.3
CC / min
1.4
100.0%
Early Game WR
0.0%
50.0%
Late Game WR
50.0%

Illaoi vs Sejuani Matchup Summary

The Illaoi vs Sejuani matchup is a decisive matchup in League of Legends ranked play. Based on 8 recent matches analyzed, Illaoi wins with a 75.0% win rate compared to Sejuani's 25.0%, giving Illaoi a 50.0 percentage point advantage. Illaoi dominates at every stage — from early laning through late game team fights. This consistent advantage makes it difficult for Sejuani players to find favorable windows, so team-dependent strategies and avoiding solo confrontations are essential. The most significant statistical gap is in crowd control, where Sejuani leads by 1.1s CC/min — a difference that heavily influences the outcome of trades and skirmishes. Illaoi players can confidently pick into Sejuani and play aggressively from level 1. Look to establish lane dominance early through favorable trades and zone Sejuani away from CS whenever possible. Understanding these matchup dynamics is essential for champion select decisions and in-game strategy when facing this lane opponent.

Illaoi vs Sejuani Laning Phase Breakdown

Illaoi wins the laning phase against Sejuani in League of Legends

Illaoi is favored during the laning phase against Sejuani, winning 4 out of 5 key stat categories. Illaoi holds advantages in farming, damage, gold income and sustain, making them the stronger laner in this matchup.

Farming
6.8Illaoi
5.0Sejuani
Illaoi significantly out-farms Sejuani by 1.8 CS per minute, accumulating an estimated 27 CS lead by mid game. This substantial farming gap gives Illaoi a major gold advantage and earlier item completions. Sejuani players should prioritize wave management techniques like freezing near tower and using abilities efficiently to minimize the deficit.
Damage
1,252Illaoi
742Sejuani
Illaoi heavily out-damages Sejuani by 511 DMG/min, dominating both short trades and all-in fights. Sejuani should avoid extended combat and instead focus on burst trade patterns — short engages followed by immediate disengagement — to avoid letting Illaoi's sustained damage advantage take over.
Economy
12,770Illaoi
9,741Sejuani
Illaoi generates a commanding 3,029 more gold per game than Sejuani. This substantial economic advantage means Illaoi consistently reaches key item breakpoints earlier, creating a compounding lead that grows throughout the game. Sejuani should focus on cost-effective item choices and avoid unnecessary deaths to prevent falling further behind.
Utility
0.3Illaoi
1.4Sejuani
Sejuani brings significantly more crowd control than Illaoi, with 1.1 more seconds of CC per minute. This large utility gap makes Sejuani far more valuable in setting up jungle ganks, controlling objectives, and locking down targets in team fights. Illaoi should invest in tenacity and position carefully to avoid being chain-CC'd.
Sustain
2,048Illaoi
1,739Sejuani
Illaoi vastly out-sustains Sejuani, healing and mitigating 309 more damage per minute. This massive durability gap means Illaoi can absorb significant punishment and remain in lane while Sejuani is forced to recall. Building grievous wounds early is essential for Sejuani, and focusing on burst trade patterns rather than sustained fights is critical.

Best Illaoi Build Against Sejuani

Mercury's Treads is the optimal boots choice against Sejuani, providing the mobility and stats Illaoi needs most in this matchup. The top-performing core items for Illaoi against Sejuani are Iceborn Gauntlet, Black Cleaver and Sterak's Gage. This combination gives Illaoi an effective balance of damage, survivability, and utility for the matchup. This build achieves a solid 50.0% win rate across 2 games, proving it to be a reliable item path when facing Sejuani. Adjustments may be needed based on team compositions and game state, but this build provides the strongest foundation for the Illaoi vs Sejuani matchup.

Early Game vs Late Game

Early Game
Illaoi
100.0%
+100.0% advantage
Illaoi early game win rateIllaoi100.0%
Sejuani early game win rateSejuani0.0%
Late Game
Illaoi
50.0%
+0.0% advantage
Illaoi late game win rateIllaoi50.0%
Sejuani late game win rateSejuani50.0%

Illaoi dominates the early game (first 15 minutes) with a commanding 100.0% win rate — a 100.0 percentage point lead over Sejuani. This lopsided early game means Illaoi can dictate the pace of the lane from level 1, controlling trades, wave state, and river priority.

Late game (25+ minutes) is equally balanced, with Illaoi at 50.0% win rate — only 0.0 points ahead of Sejuani. Team fight execution and macro play determine the winner at this stage, not champion matchup advantage.

Illaoi holds the advantage at every stage of the game, making this a consistently favorable matchup from lane through late game team fights. Sejuani players should look for outplays, team-dependent strategies, and picks rather than relying on scaling to win this matchup.

Best Illaoi Runes Against Sejuani

Resolve rune tree - Illaoi primary runes vs SejuaniResolve
Grasp of the Undying - best Illaoi rune vs SejuaniDemolish - best Illaoi rune vs SejuaniBone Plating - best Illaoi rune vs SejuaniOvergrowth - best Illaoi rune vs Sejuani
Precision rune tree - Illaoi secondary runes vs SejuaniPrecision
Last Stand - best Illaoi rune vs SejuaniPresence of Mind - best Illaoi rune vs Sejuani
100.0% WR

Running Resolve primary with Precision secondary allows Illaoi to press their advantage against Sejuani, amplifying the strengths that make this a favorable matchup.


Illaoi matchup data for League of Legends patch 26.10. The table below shows Illaoi's win rate, gold difference, and performance stats against every champion in the current meta. Click any champion name to see a detailed head-to-head breakdown including the best Illaoi build, runes, laning stats, and early vs late game analysis for that specific matchup.

Illaoi matchup win rates and stats in League of Legends patch 26.10
Opponent
Win Rate
Matches
CS/min
DMG/min
Gold/game
Early WR
Late WR
41.85%1846.288911,14140.9%42.5%
51.46%1717.11,01912,28854.3%49.5%
49.70%1676.876511,71962.1%41.6%
49.03%1556.596911,79746.1%51.1%
47.10%1386.81,09311,78550.0%44.7%
44.64%1126.988011,14940.9%47.1%
51.46%1037.095713,04155.3%49.2%
61.05%957.31,07411,87061.2%60.9%
40.00%957.086712,04235.3%42.6%
55.79%957.51,50412,18962.2%50.0%
63.64%777.41,06212,43656.8%70.0%
42.86%776.899211,52143.8%42.2%
52.78%727.41,28913,11860.9%49.0%
45.83%727.01,01112,72953.3%40.5%
61.43%706.81,09313,14059.3%62.8%
64.29%707.11,10012,80457.6%70.3%
57.58%667.21,11310,68460.5%53.6%
51.52%667.297512,36461.8%40.6%
46.15%657.31,21612,51060.7%35.1%
56.45%627.01,08212,40552.0%59.5%
54.10%617.096712,49643.5%60.5%
58.62%586.91,11212,35860.0%57.1%
52.73%556.578110,81156.7%48.0%
40.00%557.289612,85835.0%42.9%
49.02%517.096412,00939.1%57.1%
63.27%507.21,20111,39167.9%57.1%
50.00%486.996910,74854.2%45.8%
57.78%456.51,34412,87680.0%46.7%
51.11%457.61,01311,05855.0%48.0%
52.27%446.81,26111,32960.0%45.8%
60.47%437.61,09411,73272.2%52.0%
53.49%436.599711,54052.9%53.9%
56.76%377.21,32713,82876.9%45.8%
52.78%366.268210,95181.8%40.0%
61.11%367.292311,56164.7%57.9%
51.43%356.367110,20853.9%50.0%
41.18%346.51,03511,75746.1%38.1%
54.55%336.71,09912,92569.2%45.0%
46.88%326.71,01411,37030.8%57.9%
45.16%316.289812,13654.5%40.0%
46.67%306.679911,58272.7%31.6%
51.72%296.587311,60388.9%35.0%
51.85%276.81,00212,11840.0%58.8%
59.26%277.41,11411,33062.5%54.5%
62.96%277.21,07914,02785.7%55.0%
58.33%247.087111,32845.5%69.2%
45.45%227.31,02212,09360.0%33.3%
55.00%206.093313,01350.0%55.6%
47.37%197.198012,62677.8%20.0%
55.56%186.787912,87466.7%50.0%
41.18%176.584412,2340.0%50.0%
52.94%177.01,00510,64550.0%57.1%
43.75%167.196010,86344.4%42.9%
61.54%137.287312,61175.0%55.6%
15.38%136.51,13812,94720.0%12.5%
46.15%137.284111,57260.0%37.5%
53.85%137.41,27212,51471.4%33.3%
50.00%127.81,01110,17850.0%50.0%
66.67%127.31,18512,91571.4%60.0%
63.64%117.01,09012,39280.0%50.0%
27.27%116.492711,29750.0%14.3%
50.00%106.21,07912,51060.0%40.0%
20.00%105.16757,99514.3%33.3%
33.33%96.692312,59566.7%16.7%
55.56%97.682113,07966.7%50.0%
50.00%86.51,13412,807100.0%42.9%
25.00%86.51,02612,94950.0%16.7%
75.00%86.81,25212,770100.0%50.0%
57.14%76.96318,26660.0%50.0%
28.57%76.958610,30233.3%25.0%
57.14%73.75238,66650.0%66.7%
71.43%78.61,48513,58383.3%0.0%
83.33%67.379011,182100.0%50.0%
66.67%65.797511,03150.0%75.0%
66.67%66.485511,82866.7%66.7%
66.67%66.41,07015,2790.0%66.7%
83.33%67.698212,573100.0%50.0%
16.67%65.85369,17025.0%0.0%
20.00%56.771713,7760.0%25.0%
60.00%56.98799,1420.0%100.0%
40.00%57.284911,33050.0%33.3%

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Illaoi vs Sejuani - Frequently Asked Questions

How does Illaoi do against Sejuani in League of Legends?

Illaoi wins the Illaoi vs Sejuani matchup with a 75.0% win rate compared to Sejuani's 25.0%, a 50.0 percentage point difference. This data is based on 8 recent ranked games in patch 26.10.

How does Illaoi do against Sejuani in the early game?

In the early game, Illaoi has the advantage against Sejuani with a 100.0% win rate versus 0.0%. Illaoi players should look to press their lane advantage through aggressive trades and wave control during the first 15 minutes.

How does Illaoi do against Sejuani in the late game?

In the late game, Illaoi takes over the Illaoi vs Sejuani matchup with a 50.0% win rate compared to 50.0%. Illaoi scales better into team fights and objective contests after 25 minutes.

Who wins the Illaoi vs Sejuani matchup?

Illaoi wins the matchup against Sejuani with a 75.0% win rate in League of Legends patch 26.10. The 50.0 percentage point advantage means Illaoi is significantly favored in this lane matchup based on 8 games analyzed.

What is the best Illaoi build against Sejuani?

The best Illaoi build against Sejuani includes Iceborn Gauntlet, Black Cleaver, Sterak's Gage with Mercury's Treads. This build achieves a 50.0% win rate in the matchup. Check the matchup breakdown above for the full item path and build order.

What are the best Illaoi runes against Sejuani?

The best Illaoi runes against Sejuani use the Resolve primary tree with Precision secondary. This rune setup achieves a 100.0% win rate in the Illaoi vs Sejuani matchup. See the full rune breakdown in the matchup comparison above.

Does Illaoi counter Sejuani?

Yes, Illaoi has a favorable matchup against Sejuani with a 75.0% win rate. Illaoi strongly counters Sejuani in lane based on current patch 26.10 data.

How do I play Illaoi against Sejuani?

When playing Illaoi against Sejuani, leverage your statistical advantages by trading aggressively during favorable windows. You have early game priority — look for kills and zone control before first recall. Build the recommended items and runes for this specific matchup for the best results.