Cassiopeia - League of Legends Champion
Win Rate
48.3%
Pick Rate
0.9%

Cassiopeiavs Riven

FMage
Patch26.14
Matches491,560
LaneAll Lanes
TierAll Tiers
Last UpdatedJul 21, 2026
MethodologyData Methodology

Cassiopeia vs Riven is a very close matchup in LoL patch 26.14. Cassiopeia wins with a 50.0% win rate (+0.0%) over Riven based on 6 games. Riven 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 Riven matchup.

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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
Cassiopeia - 50.0% win rate in this matchup
Cassiopeia
50.0% WR
VS
Riven vs Cassiopeia matchup - 50.0% win rate
Riven
50.0% WR

Who Wins the Cassiopeia vs Riven Matchup?

Cassiopeia wins the Cassiopeia vs Riven matchup
Winner
Cassiopeia
Matches: 6
50.0%
Win Rate
50.0%
6.0
CS / min
4.9
834
DMG / min
917
12,882
Gold / game
14,922
261
Heal / min
350
670
DMG Mitigated / min
1,686
1.2
CC / min
1.0
0.0%
Early Game WR
100.0%
75.0%
Late Game WR
25.0%

Cassiopeia vs Riven Matchup Summary

The Cassiopeia vs Riven matchup is essentially a coin-flip matchup in League of Legends ranked play. Based on 6 recent matches analyzed, Cassiopeia wins with a 50.0% win rate compared to Riven's 50.0%, giving Cassiopeia a 0.0 percentage point advantage. Game phase dynamics play a critical role here: Riven controls the early laning stage, but Cassiopeia outscales as the game goes longer. The matchup shifts dramatically depending on game length — Riven 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 Riven leads by 1,105 HP/min — a difference that heavily influences the outcome of trades and skirmishes. Cassiopeia has a statistical edge, but the margin is close enough that respecting Riven's strengths is important. Trade when cooldowns are favorable, track the enemy jungler, and build toward your strongest item spikes to convert the slight advantage into a decisive lead. Understanding these matchup dynamics is essential for champion select decisions and in-game strategy when facing this lane opponent.

Cassiopeia vs Riven Laning Phase Breakdown

Riven wins the laning phase against Cassiopeia in League of Legends

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

Farming
6.0Cassiopeia
4.9Riven
Cassiopeia significantly out-farms Riven by 1.0 CS per minute, accumulating an estimated 16 CS lead by mid game. This substantial farming gap gives Cassiopeia a major gold advantage and earlier item completions. Riven players should prioritize wave management techniques like freezing near tower and using abilities efficiently to minimize the deficit.
Damage
834Cassiopeia
917Riven
Riven heavily out-damages Cassiopeia by 83 DMG/min, dominating both short trades and all-in fights. Cassiopeia should avoid extended combat and instead focus on burst trade patterns — short engages followed by immediate disengagement — to avoid letting Riven's sustained damage advantage take over.
Economy
12,882Cassiopeia
14,922Riven
Riven generates a commanding 2,040 more gold per game than Cassiopeia. This substantial economic advantage means Riven consistently reaches key item breakpoints earlier, creating a compounding lead that grows throughout the game. Cassiopeia should focus on cost-effective item choices and avoid unnecessary deaths to prevent falling further behind.
Utility
1.2Cassiopeia
1.0Riven
Both Cassiopeia and Riven provide similar amounts of crowd control (0.2s/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
931Cassiopeia
2,036Riven
Riven vastly out-sustains Cassiopeia, healing and mitigating 1,105 more damage per minute. This massive durability gap means Riven 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 Riven

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

Early Game vs Late Game

Early Game
Riven
100.0%
+100.0% advantage
Cassiopeia early game win rateCassiopeia0.0%
Riven early game win rateRiven100.0%
Late Game
Cassiopeia
75.0%
+50.0% advantage
Cassiopeia late game win rateCassiopeia75.0%
Riven late game win rateRiven25.0%

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

Cassiopeia is far superior in the late game (25+ minutes), boasting a 75.0% win rate — 50.0 points above Riven. Extended games heavily favor Cassiopeia, whose kit and scaling make them a dominant force in team fights and objective control.

This matchup features a dramatic power shift: Riven must aggressively press their early advantage and close out the game before Cassiopeia reaches their scaling breakpoints. If Cassiopeia survives the laning phase without falling too far behind, the matchup flips in their favor. Dragon and Rift Herald control are pivotal — the team that secures early objectives can snowball or buy time to scale.

Best Cassiopeia Runes Against Riven

Sorcery rune tree - Cassiopeia primary runes vs RivenSorcery
Stormraider's Surge - best Cassiopeia rune vs RivenManaflow Band - best Cassiopeia rune vs RivenTranscendence - best Cassiopeia rune vs RivenScorch - best Cassiopeia rune vs Riven
Precision rune tree - Cassiopeia secondary runes vs RivenPrecision
Coup de Grace - best Cassiopeia rune vs RivenPresence of Mind - best Cassiopeia rune vs Riven
50.0% WR

The Sorcery primary with Precision secondary combination helps Cassiopeia maximize their potential in this closely contested matchup, providing the right mix of offensive and defensive tools to edge out Riven.


Cassiopeia matchup data for League of Legends patch 26.14. 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 26.14
Opponent
Win Rate
Matches
CS/min
DMG/min
Gold/game
Early WR
Late WR
43.24%376.687710,50526.7%54.5%
50.00%305.986510,45845.5%52.6%
46.67%306.576610,53142.9%50.0%
48.28%296.596411,07356.3%38.5%
29.63%276.584211,42727.3%31.3%
56.52%235.565010,05440.0%69.2%
54.55%226.371710,75233.3%69.2%
66.67%216.37939,59277.8%58.3%
77.78%186.483212,09887.5%70.0%
41.18%176.285910,9870.0%63.6%
47.06%176.891610,67333.3%62.5%
58.82%176.888311,90250.0%66.7%
58.82%176.586211,85957.1%60.0%
41.18%176.169610,42414.3%60.0%
68.75%166.672512,820100.0%61.5%
25.00%166.664410,61922.2%28.6%
60.00%156.786412,06180.0%50.0%
28.57%145.294711,21520.0%33.3%
64.29%146.393715,587100.0%58.3%
30.77%137.266010,23833.3%28.6%
46.15%136.388711,89860.0%37.5%
38.46%136.074911,49325.0%44.4%
58.33%126.079110,35466.7%50.0%
18.18%116.481613,1240.0%20.0%
36.36%116.579511,10620.0%50.0%
45.45%116.469811,23660.0%33.3%
20.00%106.471010,02220.0%20.0%
77.78%96.196912,63266.7%83.3%
22.22%96.095414,9540.0%28.6%
77.78%97.08358,42185.7%50.0%
44.44%96.593012,24866.7%33.3%
66.67%96.81,03312,45566.7%66.7%
77.78%96.086413,088100.0%71.4%
37.50%86.696514,89433.3%40.0%
37.50%86.473911,89950.0%33.3%
57.14%77.41,13111,888100.0%40.0%
71.43%76.891011,39175.0%66.7%
42.86%76.791011,03033.3%50.0%
42.86%75.26188,80525.0%66.7%
42.86%77.297413,0710.0%75.0%
85.71%76.492914,88250.0%100.0%
0.00%75.96439,8530.0%0.0%
42.86%76.385110,5390.0%75.0%
85.71%76.81,02112,042100.0%66.7%
42.86%76.483311,76233.3%50.0%
57.14%76.39008,83866.7%50.0%
42.86%77.773510,61850.0%33.3%
57.14%75.68649,854100.0%0.0%
42.86%76.270312,07250.0%40.0%
57.14%76.77769,86875.0%33.3%
33.33%66.17299,1760.0%50.0%
16.67%64.871711,9290.0%20.0%
33.33%66.26488,58266.7%0.0%
33.33%66.35988,92025.0%50.0%
50.00%66.694713,80550.0%50.0%
16.67%66.07129,87933.3%0.0%
50.00%66.083412,8820.0%75.0%
33.33%66.495213,2040.0%40.0%
50.00%67.21,0929,78425.0%100.0%
20.00%56.072010,7890.0%33.3%
60.00%57.21,06212,03050.0%66.7%
40.00%56.569212,20150.0%33.3%
80.00%58.293011,461100.0%50.0%

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Cassiopeia vs Riven - Frequently Asked Questions

How does Cassiopeia do against Riven in League of Legends?

Cassiopeia wins the Cassiopeia vs Riven matchup with a 50.0% win rate compared to Riven's 50.0%, a 0.0 percentage point difference. This data is based on 6 recent ranked games in patch 26.14.

How does Cassiopeia do against Riven in the early game?

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

How does Cassiopeia do against Riven in the late game?

In the late game, Cassiopeia takes over the Cassiopeia vs Riven matchup with a 75.0% win rate compared to 25.0%. Cassiopeia scales better into team fights and objective contests after 25 minutes.

Who wins the Cassiopeia vs Riven matchup?

Cassiopeia wins the matchup against Riven with a 50.0% win rate in League of Legends patch 26.14. The 0.0 percentage point advantage means Cassiopeia is slightly favored in this lane matchup based on 6 games analyzed.

What is the best Cassiopeia build against Riven?

The best Cassiopeia build against Riven includes Rod of Ages, Rylai's Crystal Scepter, Seraph's Embrace with Swiftmarch. 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 Cassiopeia runes against Riven?

The best Cassiopeia runes against Riven use the Sorcery primary tree with Precision secondary. This rune setup achieves a 50.0% win rate in the Cassiopeia vs Riven matchup. See the full rune breakdown in the matchup comparison above.

Does Cassiopeia counter Riven?

Yes, Cassiopeia has a favorable matchup against Riven with a 50.0% win rate. Cassiopeia slightly edges out Riven in lane based on current patch 26.14 data.

How do I play Cassiopeia against Riven?

When playing Cassiopeia against Riven, leverage your statistical advantages by trading aggressively during favorable windows. Play safe early and scale into your power spikes where you outperform Riven. Build the recommended items and runes for this specific matchup for the best results.