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 Yuumi Olaf synergy stats shown here demonstrate the areas of her gameplay that do better (or worse) when paired with Olaf, compared to her overall stats. Significant differences are areas of focus that highlight how her gameplay changes when paired with this other champion.
Overall, Yuumi sees a large worsening in her KDA (ratio of kills and assists to deaths) when paired with Olaf. His KDA fell from NaN to NaN. This negative change shows that Olaf helps Yuumi perform not as well in ranked League of Legends rounds. Yet, the small difference demonstrates that this performance change is not very impactful.
When Yuumi is an ally to Olaf, she observes a marginal improvement in her full damage dealt. This difference could demonstrate that Olaf provides protection for her to deal more damage or that his presence also helps increase the match's duration. Similarly, when Yuumi is played alongside Olaf on the same team, he usually scores many fewer killing sprees than when she plays alone. This is contrasting evidence that she is worse when playing synergisticly with Olaf.
Moreover, when Yuumi plays with Olaf on the same team, she usually takes a little more damage than when she plays alone. Taking more damage could mean that Olaf does a poor job of protecting Yuumi during team fights.
There is no ideal champion pairing for Yuumi that will always be her ideal teammate. Yet, Olaf is a very typical ally for Yuumi. By being on the same side as Yuumi, he drops their win rate by -0.3% to 43.6%. This signals that there is not really a strong synergy between Yuumi and Olaf that allows them to perform worse together than alone.
Olaf has a greater difficulty than Yuumi. That means Yuumi players need to be careful when finding Olaf allies to fight alongside, as they will have to have a greater level of skill to do well with you.
Playing on the same side, you will likely observe an overall large increase in your team’s capability to deal physical damage. When paired, these two should be able to take down targets with auto-attacks and other AD damage abilities.
In contrast, by pairing Yuumi and Olaf together, you will not be providing your other teammates a great deal of protection for burst damage. Make sure to include other champs on your team that neutralizes this relative hole in this pairing's potential.
Regardless of the ability of your Olaf ally, you should focus on increasing your gold income, staying alive by avoiding foolish fights, and taking down objectives. If you do this, you should do well, regardless.
To truly master Yuumi to work well with Olaf during both the early game and mid / late game phases of League of Legends matches, you should keep reading to gather additional tips and tricks for this champion pairing. If you use the build and suggestions presented above, you will grow your win rate significantly.
The ideal finished items to prioritize in your Yuumi and Olaf synergy build include Ardent Censer, Dream Maker, and Staff of Flowing Water. When Yuumi used at least these three pieces in her build, she did significantly better when paired up with Olaf than with most other commonly used builds. In fact, Yuumi had an average winrate of 43.6% when synergizing her build and playstyle to Olaf with these items in her kit.
To have the best probability of defeating your oponents, you should equip the Summon Aery, Manaflow Band, Transcendence, Scorch, Font of Life, and Revitalize runes from the Sorcery and Resolve rune sets. Of all the runes players picked for this champion pairing, this combo of runes yielded the highest win rate. Notably, these runes gave a 43.6% winrate overall.
If you would like to get Yuumi and Olaf synergy tips and stats for a a particular rank, feel free to select one from the selection menu provided above. At first, the statistics and strategies displayed are computed using all games played with these champs.