Cassiopeia - League of Legends Champion
Win Rate
55.2%
Pick Rate
0.8%

Cassiopeiavs Ornn

SMage
Patch26.7
Matches508,082
LaneAll Lanes
TierAll Tiers
Last UpdatedApr 8, 2026
MethodologyData Methodology

Cassiopeia vs Ornn 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 wins the early laning phase while Cassiopeia scales better into the late game. Below you'll find the best Cassiopeia build, runes, laning stats, and strategies for the Cassiopeia vs Ornn matchup.

Cassiopeia Matchup Breakdown

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

Who Wins the Cassiopeia vs Ornn Matchup?

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

Cassiopeia vs Ornn Matchup Summary

The Cassiopeia vs Ornn 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. Game phase dynamics play a critical role here: Ornn controls the early laning stage, but Cassiopeia outscales as the game goes longer. The matchup shifts dramatically depending on game length — Ornn needs to press advantages before Cassiopeia reaches their power spikes, while Cassiopeia should focus on safe farming and hitting key item breakpoints. 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 has a strong advantage in this matchup. Cassiopeia players should play defensively, prioritize safe farming under tower, and look for opportunities created by jungle pressure or Ornn 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.

Cassiopeia vs Ornn 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
6.8Cassiopeia
6.7Ornn
Cassiopeia and Ornn 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
758Cassiopeia
666Ornn
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
10,811Cassiopeia
11,017Ornn
Cassiopeia and Ornn 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
1.4Cassiopeia
1.5Ornn
Both Cassiopeia and Ornn 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
876Cassiopeia
2,401Ornn
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 Cassiopeia Build Against Ornn

Boots of Swiftness is the optimal boots choice against Ornn, providing the mobility and stats Cassiopeia needs most in this matchup. The top-performing core items for Cassiopeia against Ornn are Bloodletter's Curse, Rod of Ages and Seraph's Embrace. This combination gives Cassiopeia 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 Ornn. Adjustments may be needed based on team compositions and game state, but this build provides the strongest foundation for the Cassiopeia vs Ornn matchup.

Early Game vs Late Game

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

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 Cassiopeia at 50.0% win rate — only 0.0 points ahead of Ornn. Team fight execution and macro play determine the winner at this stage, not champion matchup advantage.

The power dynamics shift as the game progresses — Ornn has the edge early, but Cassiopeia gradually takes over. However, the margins are slim enough that either champion can win at any stage with the right plays. Focus on taking advantages when you have them rather than waiting for a specific game phase.

Best Cassiopeia Runes Against Ornn

Precision rune tree - Cassiopeia primary runes vs OrnnPrecision
Conqueror - best Cassiopeia rune vs OrnnPresence of Mind - best Cassiopeia rune vs OrnnLegend: Haste - best Cassiopeia rune vs OrnnLast Stand - best Cassiopeia rune vs Ornn
Sorcery rune tree - Cassiopeia secondary runes vs OrnnSorcery
Transcendence - best Cassiopeia rune vs OrnnGathering Storm - best Cassiopeia rune vs Ornn
100.0% WR

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


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

Cassiopeia 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
56.25%326.788512,08850.0%66.7%
55.17%297.082911,66350.0%60.0%
48.00%256.776712,31650.0%47.4%
47.83%236.872911,51240.0%62.5%
45.45%226.385913,06120.0%52.9%
59.09%226.484912,54862.5%57.1%
42.11%196.986411,12127.3%62.5%
42.11%196.590810,89433.3%57.1%
57.89%196.492112,99228.6%75.0%
41.18%176.373912,06537.5%44.4%
35.29%176.773611,49814.3%50.0%
58.82%177.076110,08961.5%50.0%
43.75%166.579312,56433.3%46.1%
37.50%166.679911,96633.3%40.0%
37.50%166.769211,33728.6%44.4%
66.67%156.194812,98175.0%63.6%
66.67%157.098013,675100.0%54.5%
50.00%146.580411,93333.3%62.5%
57.14%146.565011,06250.0%62.5%
21.43%146.485812,88566.7%9.1%
46.15%136.86919,86937.5%60.0%
69.23%136.494011,61866.7%71.4%
58.33%126.984013,60150.0%66.7%
66.67%126.91,01711,75950.0%83.3%
36.36%116.262311,14260.0%16.7%
81.82%116.894211,31971.4%100.0%
54.55%116.593013,22360.0%50.0%
63.64%117.46599,84555.6%100.0%
36.36%115.583012,70025.0%42.9%
45.45%116.71,09012,21225.0%57.1%
45.45%117.179011,95850.0%42.9%
40.00%106.483613,98333.3%42.9%
20.00%107.565811,9420.0%25.0%
77.78%97.093011,929100.0%60.0%
44.44%96.11,06214,147100.0%37.5%
33.33%96.374010,38820.0%50.0%
62.50%86.293212,07075.0%50.0%
50.00%86.584011,20660.0%33.3%
62.50%87.21,06913,95450.0%66.7%
37.50%87.375311,9870.0%60.0%
62.50%86.580412,10040.0%100.0%
71.43%76.71,07712,31650.0%80.0%
42.86%76.61,02513,52950.0%40.0%
57.14%76.282511,09066.7%50.0%
28.57%76.479313,23650.0%0.0%
85.71%77.097012,450100.0%75.0%
83.33%66.864110,21075.0%100.0%
33.33%66.575210,28925.0%50.0%
83.33%66.784013,44550.0%100.0%
33.33%66.875810,81125.0%50.0%
66.67%65.987214,875100.0%60.0%
16.67%66.155810,7760.0%50.0%
83.33%66.986213,632100.0%50.0%
60.00%57.190515,4910.0%75.0%
0.00%56.91,07312,4530.0%0.0%
60.00%57.31,07713,11466.7%50.0%
80.00%56.999912,801100.0%50.0%
40.00%56.783410,90933.3%50.0%
20.00%55.77549,53133.3%0.0%
80.00%57.079611,09275.0%100.0%
40.00%56.774513,361100.0%0.0%
80.00%57.26758,508100.0%50.0%
60.00%55.91,14416,9190.0%60.0%
60.00%56.77329,347100.0%0.0%
20.00%56.895411,16633.3%0.0%

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Cassiopeia vs Ornn - Frequently Asked Questions

How does Cassiopeia do against Ornn in League of Legends?

Ornn wins the Cassiopeia vs Ornn 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 Cassiopeia do against Ornn 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 Cassiopeia do against Ornn in the late game?

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

Who wins the Cassiopeia vs Ornn 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 Cassiopeia build against Ornn?

The best Cassiopeia build against Ornn includes Bloodletter's Curse, Rod of Ages, Seraph's Embrace with Boots of Swiftness. 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 Cassiopeia runes against Ornn?

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

Does Cassiopeia counter Ornn?

No, Cassiopeia struggles against Ornn with only a 33.3% win rate. Ornn has the advantage in this matchup. Cassiopeia players should focus on safe farming and avoiding extended trades to minimize Ornn's lead.

How do I play Cassiopeia against Ornn?

When playing Cassiopeia against Ornn, play cautiously and avoid Ornn's power spikes. Focus on safe farming — you outscale Ornn in the late game. Use the matchup-specific build and runes above to optimize your chances.