Ornn - League of Legends Champion
Win Rate
52.8%
Pick Rate
2.4%

Ornnvs Cassiopeia

STank
Patch26.7
Matches949,984
LaneAll Lanes
TierAll Tiers
Last UpdatedApr 21, 2026
MethodologyData Methodology

Ornn vs Cassiopeia is a decisive matchup in LoL patch 26.7. Ornn wins with a 66.7% win rate (+33.3%) over Cassiopeia based on 6 games. Ornn holds the advantage in both the early and late game. Below you'll find the best Ornn build, runes, laning stats, and strategies for the Ornn vs Cassiopeia matchup.

Ornn Matchup Breakdown

Use the dropdown to select an opponent and see a detailed breakdown of how Ornn 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
Cassiopeia - 66.7% win rateCassiopeia(66.7%)
Ornn - 66.7% win rate in this matchup
Ornn
66.7% WR
VS
Cassiopeia vs Ornn matchup - 33.3% win rate
Cassiopeia
33.3% WR

Who Wins the Ornn vs Cassiopeia Matchup?

Ornn wins the Ornn vs Cassiopeia matchup
Winner
Ornn
Matches: 6
66.7%
Win Rate
33.3%
6.7
CS / min
6.8
666
DMG / min
758
11,017
Gold / game
10,811
186
Heal / min
281
2,215
DMG Mitigated / min
596
1.5
CC / min
1.4
75.0%
Early Game WR
25.0%
50.0%
Late Game WR
50.0%

Ornn vs Cassiopeia Matchup Summary

The Ornn vs Cassiopeia matchup is a decisive matchup in League of Legends ranked play. Based on 6 recent matches analyzed, Ornn wins with a 66.7% win rate compared to Cassiopeia's 33.3%, giving Ornn a 33.3 percentage point advantage. Ornn dominates at every stage — from early laning through late game team fights. This consistent advantage makes it difficult for Cassiopeia players to find favorable windows, so team-dependent strategies and avoiding solo confrontations are essential. The most significant statistical gap is in sustain, where Ornn leads by 1,524 HP/min — a difference that heavily influences the outcome of trades and skirmishes. Ornn players can confidently pick into Cassiopeia and play aggressively from level 1. Look to establish lane dominance early through favorable trades and zone Cassiopeia away from CS whenever possible. Understanding these matchup dynamics is essential for champion select decisions and in-game strategy when facing this lane opponent.

Ornn vs Cassiopeia Laning Phase Breakdown

Ornn wins the laning phase against Cassiopeia in League of Legends

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

Farming
6.7Ornn
6.8Cassiopeia
Ornn and Cassiopeia farm at nearly identical rates in this matchup, with only a 0.1 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
666Ornn
758Cassiopeia
Cassiopeia heavily out-damages Ornn by 92 DMG/min, dominating both short trades and all-in fights. Ornn should avoid extended combat and instead focus on burst trade patterns — short engages followed by immediate disengagement — to avoid letting Cassiopeia's sustained damage advantage take over.
Economy
11,017Ornn
10,811Cassiopeia
Ornn and Cassiopeia generate nearly equal gold per game, with just a 206 gold difference. Neither champion has a clear economic advantage, so gold leads will depend on individual play quality, kill participation, and objective contributions.
Utility
1.5Ornn
1.4Cassiopeia
Both Ornn and Cassiopeia provide similar amounts of crowd control (0.1s/min difference), meaning neither has a significant advantage in locking down opponents for ganks or team fights. Lane ganks are equally effective for both sides.
Sustain
2,401Ornn
876Cassiopeia
Ornn vastly out-sustains Cassiopeia, healing and mitigating 1,524 more damage per minute. This massive durability gap means Ornn can absorb significant punishment and remain in lane while Cassiopeia is forced to recall. Building grievous wounds early is essential for Cassiopeia, and focusing on burst trade patterns rather than sustained fights is critical.

Best Ornn Build Against Cassiopeia

Mercury's Treads is the optimal boots choice against Cassiopeia, providing the mobility and stats Ornn needs most in this matchup. The top-performing core items for Ornn against Cassiopeia are Jak'Sho, The Protean, Hollow Radiance and Thornmail. This combination gives Ornn an effective balance of damage, survivability, and utility for the matchup. This build performs exceptionally well, achieving a 100.0% win rate across 1 games — well above average and making it the top item path against Cassiopeia. Adjustments may be needed based on team compositions and game state, but this build provides the strongest foundation for the Ornn vs Cassiopeia matchup.

Early Game vs Late Game

Early Game
Ornn
75.0%
+50.0% advantage
Ornn early game win rateOrnn75.0%
Cassiopeia early game win rateCassiopeia25.0%
Late Game
Ornn
50.0%
+0.0% advantage
Ornn late game win rateOrnn50.0%
Cassiopeia late game win rateCassiopeia50.0%

Ornn dominates the early game (first 15 minutes) with a commanding 75.0% win rate — a 50.0 percentage point lead over Cassiopeia. This lopsided early game means Ornn 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 Ornn at 50.0% win rate — only 0.0 points ahead of Cassiopeia. Team fight execution and macro play determine the winner at this stage, not champion matchup advantage.

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

Best Ornn Runes Against Cassiopeia

Resolve rune tree - Ornn primary runes vs CassiopeiaResolve
Grasp of the Undying - best Ornn rune vs CassiopeiaDemolish - best Ornn rune vs CassiopeiaSecond Wind - best Ornn rune vs CassiopeiaOvergrowth - best Ornn rune vs Cassiopeia
Sorcery rune tree - Ornn secondary runes vs CassiopeiaSorcery
Manaflow Band - best Ornn rune vs CassiopeiaGathering Storm - best Ornn rune vs Cassiopeia
100.0% WR

Running Resolve primary with Sorcery secondary allows Ornn to press their advantage against Cassiopeia, amplifying the strengths that make this a favorable matchup.


Ornn matchup data for League of Legends patch 26.7. The table below shows Ornn'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 Ornn build, runes, laning stats, and early vs late game analysis for that specific matchup.

Ornn matchup win rates and stats in League of Legends patch 26.7
Opponent
Win Rate
Matches
CS/min
DMG/min
Gold/game
Early WR
Late WR
53.49%1726.369310,62249.3%56.2%
49.51%1035.969410,64052.5%47.6%
43.30%976.065810,06336.2%50.0%
50.00%805.982010,31354.0%46.5%
55.56%726.379310,62662.1%51.2%
60.32%636.167110,63345.8%69.2%
50.85%596.172711,40839.1%58.3%
44.64%566.11,05710,25942.9%46.4%
54.55%555.767110,02648.0%60.0%
55.56%546.360811,21255.6%55.6%
46.30%546.067710,29742.3%50.0%
54.90%515.89259,78756.0%53.9%
56.86%516.369311,05755.6%57.6%
42.86%496.070611,07434.8%50.0%
54.35%466.065110,39552.2%56.5%
63.04%465.581011,36635.7%75.0%
41.30%466.367410,09137.0%47.4%
50.00%466.183910,27837.5%63.6%
60.00%456.067111,29046.7%66.7%
38.64%446.363210,14434.8%42.9%
65.12%436.755710,54960.0%69.6%
63.41%416.371011,92671.4%59.3%
61.54%396.394010,98752.2%75.0%
55.26%386.568511,24060.0%50.0%
52.63%386.475911,61556.3%50.0%
51.35%376.871011,61933.3%63.6%
45.95%375.75409,88047.6%43.8%
64.86%376.289210,89571.4%60.9%
61.11%366.381110,83346.7%71.4%
54.29%356.467311,59646.7%60.0%
60.61%335.97449,32064.7%56.3%
56.25%326.366711,68840.0%63.6%
56.67%306.261410,31250.0%61.1%
53.57%285.85079,45066.7%38.5%
53.57%286.557810,98854.5%52.9%
69.23%266.369111,26257.1%73.7%
44.00%256.26948,81635.7%54.5%
32.00%255.96539,86720.0%40.0%
43.48%235.979510,74930.0%53.9%
63.64%225.95769,46361.5%66.7%
50.00%205.968011,57728.6%61.5%
47.37%195.973910,30550.0%44.4%
43.75%166.576811,613100.0%25.0%
62.50%166.265010,96255.6%71.4%
53.33%156.873411,30566.7%50.0%
60.00%156.06539,92950.0%71.4%
35.71%146.06689,90116.7%50.0%
64.29%145.464110,54471.4%57.1%
57.14%146.16088,55955.6%60.0%
46.15%136.06259,98216.7%71.4%
58.33%125.173412,12960.0%57.1%
36.36%116.884210,95040.0%33.3%
63.64%116.05519,93275.0%57.1%
45.45%115.175411,10025.0%57.1%
50.00%106.755711,00866.7%42.9%
20.00%103.86229,73333.3%0.0%
33.33%95.991610,38525.0%40.0%
50.00%82.948110,82050.0%50.0%
37.50%85.366312,3020.0%37.5%
37.50%85.36969,47450.0%25.0%
57.14%76.07138,33425.0%100.0%
14.29%72.26519,71925.0%0.0%
85.71%72.360511,448100.0%75.0%
28.57%76.26139,74220.0%50.0%
57.14%76.550010,87866.7%50.0%
50.00%63.97529,88066.7%33.3%
50.00%66.786510,43633.3%66.7%
83.33%61.64849,86766.7%100.0%
33.33%63.64789,13033.3%33.3%
16.67%66.980311,64350.0%0.0%
66.67%66.766611,01775.0%50.0%
50.00%64.15059,69350.0%50.0%
50.00%65.06139,19366.7%33.3%
80.00%55.473910,123100.0%50.0%
100.00%55.470312,893100.0%100.0%
40.00%53.857710,1350.0%66.7%
60.00%55.780612,33066.7%50.0%
80.00%54.477010,37466.7%100.0%
20.00%55.052110,2270.0%25.0%
40.00%51.24039,4580.0%50.0%

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Ornn vs Cassiopeia - Frequently Asked Questions

How does Ornn do against Cassiopeia in League of Legends?

Ornn wins the Ornn vs Cassiopeia matchup with a 66.7% win rate compared to Cassiopeia's 33.3%, a 33.3 percentage point difference. This data is based on 6 recent ranked games in patch 26.7.

How does Ornn do against Cassiopeia in the early game?

In the early game, Ornn has the advantage against Cassiopeia with a 75.0% win rate versus 25.0%. Ornn players should look to press their lane advantage through aggressive trades and wave control during the first 15 minutes.

How does Ornn do against Cassiopeia in the late game?

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

Who wins the Ornn vs Cassiopeia matchup?

Ornn wins the matchup against Cassiopeia with a 66.7% win rate in League of Legends patch 26.7. The 33.3 percentage point advantage means Ornn is significantly favored in this lane matchup based on 6 games analyzed.

What is the best Ornn build against Cassiopeia?

The best Ornn build against Cassiopeia includes Jak'Sho, The Protean, Hollow Radiance, Thornmail with Mercury's Treads. This build achieves a 100.0% win rate in the matchup. Check the matchup breakdown above for the full item path and build order.

What are the best Ornn runes against Cassiopeia?

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

Does Ornn counter Cassiopeia?

Yes, Ornn has a favorable matchup against Cassiopeia with a 66.7% win rate. Ornn strongly counters Cassiopeia in lane based on current patch 26.7 data.

How do I play Ornn against Cassiopeia?

When playing Ornn against Cassiopeia, 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.