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.
Sivir's Boomerang Blade returns to her after reaching the max range, so you can shift position to hit enemies who would otherwise have evaded it.
Try saving Spell Shield for enemy abilities that can disable you such as stuns and roots.
Ricochet resets Sivir's basic attack timer on activation, so activating this immediately after landing a normal basic attack will maximize damage output.
The Amumu Sivir synergy stats shown here demonstrate the areas of his gameplay that do better (or worse) when paired with Sivir, compared to his overall stats. Significant differences are areas of focus that highlight how his gameplay changes when paired with this other champion.
Overall, Amumu sees a very large drop in his KDA (ratio of kills and assists to deaths) when paired with Sivir. His KDA decreased from NaN to NaN. This negative change shows that Sivir helps Amumu perform not as well in ranked League of Legends rounds. Yet, the small difference indicates that this performance change is only marginal.
When Amumu tries to synergize with Sivir, he sees a little decrease in his total damage output. This change may signal that Sivir does not provide protection for him to deal more damage or that her presence also helps extend the game's duration. Similarly, when Amumu is played alongside Sivir on the same side, 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 Sivir.
Additionally, when Amumu plays with Sivir on the same team, he usually receives a little less damage than when he fights alone. Getting dealt not as much damage could indicate that Sivir does a decent job of protecting Amumu during team fights.
There is no one best synergy for Amumu that will no matter what be his #1 teammate. However, Sivir is a terrible teammate for Amumu. By playing on the same side as Amumu, she lowers their win rate by -3.6% to 45.4%. This clearly indicates that there is an easy to overcome and exploit bond between Amumu and Sivir that allows them to perform worse together than alone.
Sivir has a greater difficulty than Amumu. That means Amumu players must be very careful when arranging Sivir comrades to go into battle on the same side as, as they will require a greater level of skill to be able to play well with you.
Fighting cooperatively, Amumu players should expect to witness an overall large increase in your team’s capacity to destroy wih physical damage. Together, these champions can provide a great amount of sustained physical damage.
Conversely, by bringing Amumu and Sivir together, you will not be giving your side a lot of magical damage output. We recommend you include other champions on your team that offsets this gap in this pairing's playstyle.
Regardless of the ability of your Sivir teammate, you need to focus on maximizing your income, outlasting your enemies, and taking down objectives. If you do this, you should do well, regardless.
If you would like to learn all of the intricacies of Amumu in order to synergize with Sivir during both the laning and mid / late game phases of League of Legends, you should continue reading to learn a few extra tips and tricks for this champion pairing. If you pay attention to the build and tips displayed above, you will increase your win rate significantly.
The top finished items to have in your Amumu and Sivir synergy build include Sunfire Aegis, Thornmail, and Randuin's Omen. When Amumu incorporated at least these three items in his build, he did much better when paired up with Sivir than with many other commonly used builds. In fact, Amumu had an average win rate of 45.4% when playing alongside Sivir with these items in his kit.
To have the highest probability of vanquishing your oponents, you should use the Conqueror, Triumph, Legend: Tenacity, Last Stand, Cheap Shot, and Ultimate Hunter runes from the Precision and Domination rune sets. Of all the rune combinations we have analyed for Amumu and Sivir pairings, this combo of runes resulted in the highest win rate. In fact, these runes averaged a 45.4% win rate overall.
By default, tips, statistics, and builds on how to team up Sivir with Amumu are presented for all ranked divisions combined. To narrow the statistics and builds to a particular player tier, you can use the selection menu earlier in the counter matchup guide.