Command: Protect can be used on yourself to return the Ball back to you quickly. Combine this with Command: Attack for a quick harassment.
Command: Dissonance is a very powerful escape tool if Orianna has the Ball. The combination of speed and leaving a slowing obstacle can be quite powerful.
Command: Shockwave can be used to drag enemies towards you or away from you if you position the Ball properly.
Despair is very effective against other tanks, so make sure you're in range of opponents with the highest Health.
Amumu is highly dependent on teammates, so try laning with your friends for maximum effectiveness.
Cooldown Reduction on Amumu is very strong, but it's often difficult to itemize for it. Grab the Golem buff whenever possible to gain Cooldown Reduction without sacrificing stats.
The Orianna Amumu synergy stats shown here demonstrate the areas of her gameplay that do better (or worse) when paired with Amumu, compared to her overall stats. Significant differences are areas of focus that highlight how her gameplay changes when paired with this other champion.
Overall, Orianna sees a large worsening in her KDA (ratio of kills and assists to deaths) when paired with Amumu. His KDA fell from NaN to NaN. This drop shows that Amumu helps Orianna perform not as well in ranked LoL matches. Yet, the small difference demonstrates that this performance change is only marginal.
When Orianna is an ally to Amumu, she observes a marginal improvement in her total damage output. This change could indicate that Amumu provides cover for her to dish out more damage or that his participation also helps increase the round's duration. Similarly, when Orianna is played with Amumu on the same side, he usually scores many fewer killing sprees compared to when she plays alone. This is contrasting evidence that she is worse when playing with Amumu.
Moreover, when Orianna plays with Amumu on the same team, she on average takes a little less damage than when she plays alone. Taking not as much damage could mean that Amumu does a decent job of covering Orianna during teamfights.
There is no ideal synergy for Orianna that will no matter what be her #1 synergy. However, Amumu is a very typical teammate for Orianna. By playing on the same team as Orianna, he improves their win rate by 0.5% to 48.0%. This clearly indicates that there is not really a strong synergy between Orianna and Amumu that results in them performing better together than without each other.
Amumu has a much lower diffuclty than Orianna. That means Orianna players don't need to be careful when lining up Amumu teammates to play with, as they will have to have a much lower level of skill to be able to fight well with you.
Fighting cooperatively, you should expect to observe an overall large increase in your team’s ability to deal magic damage. Combined, these champs are able to dish out a surprising amount of magic type damage.
Although, by aligning Orianna and Amumu together, you probably will not be granting your side very much sustained damage output. Make sure to bring other champs on your team that helps cover this relative gap in this pairing's kit.
Regardless of your Amumu ally's ability, you need to focus on maximizing your income, outlasting your enemies, and clearing objectives. If you follow these simple suggestions, you will do well anyway.
If you would like to truly master Orianna in order to work well with Amumu during both the lane and mid / late game phases of League of Legends rounds, you should continue reading to learn a few extra tricks and insights into this champion pairing. If you pay attention to the build and stats displayed here, you will grow your win rate significantly.
The best finished items to prioritize in your Orianna and Amumu synergy build consist of Zhonya's Hourglass, Shadowflame, and Luden's Companion. When Orianna combined at least these three pieces in her build, she performed much better when paired up with Amumu than with many other typical item sets. In fact, Orianna had an average winrate of 48.0% when playing alongside Amumu with this build.
To have the greatest probability of defeating your oponents, you should take the Summon Aery, Manaflow Band, Transcendence, Scorch, Biscuit Delivery, and Cosmic Insight runes from the Sorcery and Inspiration rune sets. Out of all the rune sets players chose for this champion pairing, this composite of runes resulted in the top win rate. Notably, these runes averaged a 48.0% winrate overall.
By default, tips, statistics, and builds on how to team up Amumu with Orianna are shown for all ranked divisions. If you would like to narrow the statistics and builds to an individual player tier, you may use the selection menu earlier on the page.