Sejuani - League of Legends Champion
Win Rate
50.0%
Pick Rate
1.3%

Sejuanivs Mordekaiser

CTank
Patch26.11
Matches776,441
LaneAll Lanes
TierAll Tiers
Last UpdatedJun 5, 2026
MethodologyData Methodology

Sejuani vs Mordekaiser is a decisive matchup in LoL patch 26.11. Mordekaiser wins with a 64.3% win rate (+28.6%) over Sejuani based on 14 games. Mordekaiser holds the advantage in both the early and late game. Below you'll find the best Sejuani build, runes, laning stats, and strategies for the Sejuani vs Mordekaiser matchup.

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Sejuani Matchup Breakdown

Use the dropdown to select an opponent and see a detailed breakdown of how Sejuani 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 - 35.7% win rate in this matchup
Sejuani
35.7% WR
VS
Mordekaiser vs Sejuani matchup - 64.3% win rate
Mordekaiser
64.3% WR

Who Wins the Sejuani vs Mordekaiser Matchup?

Mordekaiser wins the Sejuani vs Mordekaiser matchup
Winner
Mordekaiser
Matches: 14
35.7%
Win Rate
64.3%
3.8
CS / min
3.6
605
DMG / min
935
10,443
Gold / game
11,813
304
Heal / min
435
1,657
DMG Mitigated / min
1,384
1.1
CC / min
0.6
33.3%
Early Game WR
66.7%
37.5%
Late Game WR
62.5%

Sejuani vs Mordekaiser Matchup Summary

The Sejuani vs Mordekaiser matchup is a decisive matchup in League of Legends ranked play. Based on 14 recent matches analyzed, Mordekaiser wins with a 64.3% win rate compared to Sejuani's 35.7%, giving Mordekaiser a 28.6 percentage point advantage. Mordekaiser 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 0.6s CC/min — a difference that heavily influences the outcome of trades and skirmishes. Mordekaiser has a strong advantage in this matchup. Sejuani players should play defensively, prioritize safe farming under tower, and look for opportunities created by jungle pressure or Mordekaiser overextending. Avoid prolonged trades and wait for team fights where positioning and coordination matter more. Understanding these matchup dynamics is essential for champion select decisions and in-game strategy when facing this lane opponent.

Sejuani vs Mordekaiser Laning Phase Breakdown

Sejuani wins the laning phase against Mordekaiser in League of Legends

Sejuani is favored during the laning phase against Mordekaiser, winning 3 out of 5 key stat categories. Sejuani holds advantages in farming, crowd control and sustain, making them the stronger laner in this matchup.

Farming
3.8Sejuani
3.6Mordekaiser
Sejuani and Mordekaiser farm at nearly identical rates in this matchup, with only a 0.2 CS/min difference. Neither champion holds a meaningful farming advantage, so lane dominance will come from trading and jungle interaction rather than CS leads.
Damage
605Sejuani
935Mordekaiser
Mordekaiser heavily out-damages Sejuani by 330 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 Mordekaiser's sustained damage advantage take over.
Economy
10,443Sejuani
11,813Mordekaiser
Mordekaiser generates a commanding 1,370 more gold per game than Sejuani. This substantial economic advantage means Mordekaiser 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
1.1Sejuani
0.6Mordekaiser
Sejuani provides 0.6 seconds more crowd control per minute than Mordekaiser, offering better gank setup potential and slightly more team fight utility. This CC advantage helps Sejuani coordinate with their jungler and control the pace of skirmishes.
Sustain
1,961Sejuani
1,819Mordekaiser
Sejuani heals and mitigates 142 more damage per minute than Mordekaiser, providing moderate extra durability. This sustain edge allows Sejuani to stay in lane longer between recalls and gradually win extended wars of attrition. Consider building early grievous wounds if playing Mordekaiser.

Best Sejuani Build Against Mordekaiser

Mercury's Treads is the optimal boots choice against Mordekaiser, providing the mobility and stats Sejuani needs most in this matchup. The top-performing core items for Sejuani against Mordekaiser are Rylai's Crystal Scepter, Protoplasm Harness and Bandlepipes. This combination gives Sejuani an effective balance of damage, survivability, and utility for the matchup. Adjustments may be needed based on team compositions and game state, but this build provides the strongest foundation for the Sejuani vs Mordekaiser matchup.

Early Game vs Late Game

Early Game
Mordekaiser
66.7%
+33.3% advantage
Sejuani early game win rateSejuani33.3%
Mordekaiser early game win rateMordekaiser66.7%
Late Game
Mordekaiser
62.5%
+25.0% advantage
Sejuani late game win rateSejuani37.5%
Mordekaiser late game win rateMordekaiser62.5%

Mordekaiser dominates the early game (first 15 minutes) with a commanding 66.7% win rate — a 33.3 percentage point lead over Sejuani. This lopsided early game means Mordekaiser can dictate the pace of the lane from level 1, controlling trades, wave state, and river priority.

Mordekaiser is far superior in the late game (25+ minutes), boasting a 62.5% win rate — 25.0 points above Sejuani. Extended games heavily favor Mordekaiser, whose kit and scaling make them a dominant force in team fights and objective control.

Mordekaiser 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 Sejuani Runes Against Mordekaiser

Sorcery rune tree - Sejuani primary runes vs MordekaiserSorcery
Arcane Comet - best Sejuani rune vs MordekaiserManaflow Band - best Sejuani rune vs MordekaiserTranscendence - best Sejuani rune vs MordekaiserScorch - best Sejuani rune vs Mordekaiser
Resolve rune tree - Sejuani secondary runes vs MordekaiserResolve
Demolish - best Sejuani rune vs MordekaiserSecond Wind - best Sejuani rune vs Mordekaiser
100.0% WR

The Sorcery and Resolve rune setup gives Sejuani the best tools to compete against Mordekaiser in this difficult matchup, compensating for the statistical disadvantages with optimal rune synergies.


Sejuani matchup data for League of Legends patch 26.11. The table below shows Sejuani'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 Sejuani build, runes, laning stats, and early vs late game analysis for that specific matchup.

Sejuani matchup win rates and stats in League of Legends patch 26.11
Opponent
Win Rate
Matches
CS/min
DMG/min
Gold/game
Early WR
Late WR
45.05%911.164012,15643.8%45.8%
51.22%821.258711,89442.9%55.6%
44.12%681.057711,31554.2%38.6%
37.50%640.960812,66926.3%42.2%
41.27%631.054710,49740.0%42.9%
51.67%601.359111,05748.3%54.8%
40.35%571.162312,60038.9%41.0%
50.00%521.158312,10857.9%45.5%
52.08%481.874312,49752.9%51.6%
61.70%471.052411,43261.1%62.1%
55.56%450.958711,81345.0%64.0%
57.78%451.363111,70360.9%54.5%
52.38%421.054311,60547.1%56.0%
46.15%391.463212,01252.9%40.9%
45.95%370.857711,31331.3%57.1%
52.78%361.155711,80366.7%42.9%
52.78%360.958811,28053.3%52.4%
48.48%330.960811,49371.4%31.6%
51.61%310.955310,70356.3%46.7%
51.61%312.265310,84166.7%42.1%
43.33%300.959912,39562.5%36.4%
48.28%291.162612,57540.0%52.6%
50.00%281.364611,86138.5%60.0%
55.56%271.057910,70261.5%50.0%
48.00%251.156412,24055.6%43.8%
48.00%251.067712,38353.9%41.7%
52.00%251.662812,78885.7%38.9%
50.00%241.060312,44450.0%50.0%
43.48%232.365011,37142.9%43.8%
66.67%210.953512,17970.0%63.6%
61.90%211.055011,77440.0%81.8%
50.00%203.256110,47566.7%36.4%
52.63%192.768510,84357.1%50.0%
36.84%192.348910,88644.4%30.0%
68.42%190.948110,56760.0%77.8%
50.00%181.867911,74662.5%40.0%
56.25%161.161013,13966.7%53.9%
50.00%162.570111,89633.3%60.0%
40.00%152.564210,30442.9%37.5%
60.00%150.955611,14257.1%62.5%
60.00%151.054312,24550.0%66.7%
35.71%143.860510,44333.3%37.5%
78.57%140.755511,53277.8%80.0%
50.00%142.367814,0250.0%63.6%
76.92%131.259011,95685.7%66.7%
46.15%131.062211,34233.3%57.1%
33.33%123.965810,83060.0%14.3%
58.33%122.367212,66350.0%62.5%
54.55%111.261212,81350.0%57.1%
18.18%111.46089,57425.0%14.3%
40.00%106.091613,3490.0%50.0%
30.00%101.153611,1470.0%37.5%
80.00%100.953710,65175.0%83.3%
80.00%103.779010,76080.0%80.0%
20.00%102.56359,6700.0%33.3%
55.56%96.482710,24225.0%80.0%
77.78%95.68589,02766.7%100.0%
55.56%92.863110,91757.1%50.0%
50.00%81.74278,40250.0%50.0%
37.50%81.162910,30333.3%50.0%
25.00%82.967012,3260.0%33.3%
12.50%81.356612,04920.0%0.0%
42.86%76.41,05414,315100.0%33.3%
71.43%70.963412,88766.7%75.0%
42.86%73.667311,53733.3%50.0%
28.57%72.044610,89966.7%0.0%
33.33%65.661910,14533.3%33.3%
66.67%61.066813,599100.0%50.0%
60.00%54.57557,28666.7%50.0%
40.00%53.58168,90250.0%33.3%
100.00%53.16459,502100.0%100.0%
40.00%56.877012,96250.0%33.3%
60.00%52.977512,178100.0%33.3%
80.00%56.481911,878100.0%66.7%
80.00%51.158712,7300.0%100.0%
20.00%54.789110,36725.0%0.0%
0.00%51.94427,6820.0%0.0%
60.00%56.869910,962100.0%33.3%

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Sejuani vs Mordekaiser - Frequently Asked Questions

How does Sejuani do against Mordekaiser in League of Legends?

Mordekaiser wins the Sejuani vs Mordekaiser matchup with a 64.3% win rate compared to Sejuani's 35.7%, a 28.6 percentage point difference. This data is based on 14 recent ranked games in patch 26.11.

How does Sejuani do against Mordekaiser in the early game?

In the early game, Mordekaiser has the advantage against Sejuani with a 66.7% win rate versus 33.3%. Mordekaiser players should look to press their lane advantage through aggressive trades and wave control during the first 15 minutes.

How does Sejuani do against Mordekaiser in the late game?

In the late game, Mordekaiser takes over the Sejuani vs Mordekaiser matchup with a 62.5% win rate compared to 37.5%. Mordekaiser scales better into team fights and objective contests after 25 minutes.

Who wins the Sejuani vs Mordekaiser matchup?

Mordekaiser wins the matchup against Sejuani with a 64.3% win rate in League of Legends patch 26.11. The 28.6 percentage point advantage means Mordekaiser is significantly favored in this lane matchup based on 14 games analyzed.

What is the best Sejuani build against Mordekaiser?

The best Sejuani build against Mordekaiser includes Rylai's Crystal Scepter, Protoplasm Harness, Bandlepipes with Mercury's Treads. Check the matchup breakdown above for the full item path and build order.

What are the best Sejuani runes against Mordekaiser?

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

Does Sejuani counter Mordekaiser?

No, Sejuani struggles against Mordekaiser with only a 35.7% win rate. Mordekaiser has the advantage in this matchup. Sejuani players should focus on safe farming and avoiding extended trades to minimize Mordekaiser's lead.

How do I play Sejuani against Mordekaiser?

When playing Sejuani against Mordekaiser, play cautiously and avoid Mordekaiser's power spikes. Look for jungle assistance and team-dependent plays since Mordekaiser has the statistical advantage at most stages. Use the matchup-specific build and runes above to optimize your chances.