MacroMind matchup data: real ranked games, not opinions
Cassiopeia vs Riven
What is Cassiopeia's win rate vs Riven?
In Top, Cassiopeia wins 43% against Riven across 115 observed ranked games.
Global ranked sample: games from every region and every rank pooled together, not one server's stats. Data runs through patch 26.12; curves updated 2026-08-07.
By 15 minutes the median game has Cassiopeia ahead by 593 gold.
Cassiopeia at 15:00
- Gold: +593
- CS: +20
- XP: +783
Typical gap to Riven, from 115 games that reached 15:00.
Does Cassiopeia counter Riven?
Too close to call. Cassiopeia sits at 43% over 115 games, so neither pick counters the other here. The lane goes to whoever wins the spots below, like the gold lead at 10:00 or staying alive until 15:00, so play for those and let the pick argument go.
How to beat Riven as Cassiopeia
When Cassiopeia is ahead in gold at 10:00, this matchup runs 45% over 73 games; behind, it drops to 38% over 42.
| The spot | Win rate | Games |
|---|---|---|
| Ahead in gold at 10:00 | 45% | 73 |
| Behind in gold at 10:00 | 38% | 42 |
| First blood | 49% | 61 |
| +kills at 10:00 | 46% | 55 |
| +CS at 10:00 | 43% | 87 |
The median first death in this lane comes at 5:08; the level 6 spike lands around 5:33. Respect the all-in window until your spike is online.
What does Cassiopeia build in Top?
The most-finished Cassiopeia core is Rod of Ages, Archangel's Staff, Rylai's Crystal Scepter: 57.0% across 892 games when all three got done. All matchups, patches 26.1-26.12.
Most games start Doran's Ring + Health Potion + Health Potion; the first finished item is usually Rod of Ages (1,920 games).
Skill plan: Cassiopeia players max E first and take E at level 1.