Olaf can combine Berserker Rage, Vicious Strikes, and Ragnarok at low life to become deceptively strong.
The bonus healing granted by Vicious Strikes amplifies your Life Steal from all sources as well as heals from allies.
Lead your enemy when targeting with Noxious Blast to ensure the hit.
Use Twin Fang on poisoned stationary targets like monsters and units stunned by her Petrifying Gaze for maximum damage.
The Olaf Cassiopeia synergy stats shown here demonstrate the areas of his gameplay that do better (or worse) when paired with Cassiopeia, compared to his overall stats. Significant differences are areas of focus that highlight how his gameplay changes when paired with this other champion.
Overall, Olaf sees a large worsening in his KDA (ratio of kills and assists to deaths) when paired with Cassiopeia. His KDA decreased from NaN to NaN. This fall shows that Cassiopeia helps Olaf perform not as well in ranked LoL matches. Yet, the small difference shows that this performance change is not very impactful.
When Olaf plays on the same team as Cassiopeia, he gets a little increase in his complete damage dealt. This difference could indicate that Cassiopeia provides cover for him to dish out more damage or that her allyship also helps extend the match's duration. Similarly, when Olaf is played alongside Cassiopeia on the same side, he usually scores many fewer killing sprees compared to when he plays without Cassiopeia. This is contrasting evidence that he is worse when playing alongside Cassiopeia.
Moreover, when Olaf plays with Cassiopeia on the same team, he usually receives a little more damage than when he plays alone. Getting dealt more damage may mean that Cassiopeia does a poor job of covering Olaf in teamfights.
There is no one best companion for Olaf that will no matter what be his top teammate. However, Cassiopeia is a pretty good teammate for Olaf. By locking into the same team as Olaf, she raises their win rate by 2.5% to 53.0%. This clearly indicates that there is a potentially meaningful bond between Olaf and Cassiopeia that allows them to perform stronger together than alone.
Cassiopeia has a much greater difficulty compared to Olaf. That means Olaf players should be careful when enlisting Cassiopeia allies to play with, as they will require a much higher level of skill to be able to cooperate well with you.
Playing on the same side, you should expect to see an overall large increase in your team’s capability to to do a lot of AP damage. When paired, these champs can blast through enemies with magic damage.
Conversely, by grouping Olaf and Cassiopeia together, you will not be giving your team a lot of protection for burst damage. We recommend you bring other champions on your team that fills this gap in this pairing's playstyle.
Regardless of your Cassiopeia ally's skill level, you need to focus on maximizing your gold income, staying alive by avoiding foolish fights, and taking down objectives. If you do this, you will do well, regardless.
To truly master Olaf in order to work well with Cassiopeia during both the early game and mid / late game phases of League of Legends matches, you should keep reading to pick up some more tips and tricks for this champion pairing. If you use the build and stats displayed above, you will grow your win rate significantly.
The ideal items to have in your Olaf and Cassiopeia synergy build include Stridebreaker, Thornmail, and Death's Dance. When Olaf included at least these three items in his build, he performed a lot better as an ally of Cassiopeia than with most other commonly used item sets. In fact, Olaf boasted an average win rate of 53.0% when synergizing his build and playstyle to Cassiopeia with this build.
To have the highest probability of defeating your oponents, you should use the Conqueror, Triumph, Legend: Alacrity, Last Stand, Magical Footwear, and Approach Velocity runes from the Precision and Inspiration rune sets. Of all the rune combinations players chose for Olaf and Cassiopeia pairings, this set of runes resulted in the best win rate. In fact, these runes provided a 53.0% win rate overall.
By default, tips, stats, and builds on how to team up Cassiopeia with Olaf are given for all skill levels combined. If you would like to scope the statistics and builds to a particular player tier, you can use the selection menu earlier on the page.