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.
The Olaf Yuumi synergy stats shown here demonstrate the areas of his gameplay that do better (or worse) when paired with Yuumi, 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 Yuumi. His KDA worsened from NaN to NaN. This worsening shows that Yuumi helps Olaf perform poorer in ranked League matches. Yet, the small difference shows that this performance change is not very impactful.
When Olaf tries to synergize with Yuumi, he observes a small decrease in his full damage output. This difference may indicate that Yuumi does not help cover for him to dish out more damage or that her support also helps increase the game's duration. Similarly, when Olaf is played alongside Yuumi on the same team, he usually scores many fewer killing sprees compared to when he plays on his own. This is contrasting evidence that he is worse when playing with Yuumi.
Additionally, when Olaf plays with Yuumi on the same side, he on average receives less damage than when he fights alone. Taking not as much damage may indicate that Yuumi does a decent job of covering Olaf during team fights.
There is no top ally for Olaf that will always be his best ally. However, Yuumi is a very bad ally for Olaf. By playing on the same team as Olaf, she lowers their win rate by -5.4% to 43.6%. This shows that there is a very bad bond between Olaf and Yuumi that results in them performing worse together than alone.
Yuumi has a lower difficulty than Olaf. That means Olaf players don't need to be careful when lining up Yuumi comrades to fight alongside, as they will require a relatively low level of skill to do well with you.
Working cooperatively, you should expect to see an overall large increase in your team’s capability to deal physical damage. When paired, these champions can provide a great amount of sustained physical damage.
Although, by aligning Olaf and Yuumi together, you may not be granting your other allies a lot of protection for burst damage. Make sure to include other champions on your team that fills this gap in their kit.
Regardless of the skill of your Yuumi teammate, you should focus on increasing your gold income, outlasting your enemies, and taking down objectives. If you follow these simple suggestions, you will do well, regardless.
If you would like to truly master Olaf in order to work well with Yuumi during both the lane and mid / late game phases of League rounds, you should keep reading to learn a few extra tricks and insights into this champion pairing. If you listen to the build and suggestions presented here, you will grow your win rate by a lot.
The most crucial items to have in your Olaf and Yuumi synergy build consist of Sterak's Gage, Experimental Hexplate, and Ravenous Hydra. When Olaf bought at least these three pieces in his build, he did much better when paired up with Yuumi than with most other commonly used builds. In fact, Olaf had an average win rate of 43.6% when synergizing his build and playstyle to Yuumi with this build.
To have the greatest probability of vanquishing your oponents, you should take the Conqueror, Triumph, Legend: Alacrity, Last Stand, Biscuit Delivery, and Approach Velocity runes from the Precision and Inspiration rune sets. Of all the rune builds we have analyed for this team composition, this sequence of runes resulted in the best win rate. Moreover, these runes averaged a 43.6% winrate overall.
If you want to view Olaf and Yuumi synergy tips and builds for a a particular skill level, feel free to choose one from the selection menu displayed above. At first, the statistics and build suggestions given are computed using all matches finished with both champions.