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.
Rammus often stacks high Armor, leaving him especially vulnerable to caster damage while not in Defensive Ball Curl.
Pay particular attention to when his Defensive Ball Curl is off. Rammus has much lower stats than a normal tank when he's out of the stance.
The stat comparisons provided here show some critical Amumu vs. Rammus matchup stats that can help you interpret the distinctions between these two champs. As an example, Amumu’s KDA ratio ([kills + assists] / deaths) of NaN is greater than Rammus’s KDA ratio of NaN, highlighting that Amumu may be more central to his team's team fighting capacity than Rammus..
Amumu normally has a similar longest killing spree as his foe does. Typically, he takes a similar amount of damage to Rammus. This often reflects differing health capacities, yet it can also hint that the one champ has less mobility and thus is unable to flee from additional damage when poked or engaged.
Both League of Legends champions are great. Both champs have their strengths, weaknesses, and counters. In League's current meta, Amumu usually fairs equally well when taking on Rammus, with a 50.9% win rate. As a result, Amumu makes an ok counter to Rammus.
While Amumu does have a higher win rate than Rammus, when facing one another, Amumu also has a lower level of difficulty that makes him a less difficult character to develop with. You still need to be cautious when picking Amumu into Rammus.
Furthermore, Amumu also has a lot of utility and CC, a similar amount to Rammus. This makes her just as valuable during team fights, especially when fighting champions with a ton of burst damage.
While there is not a single best champion overall in League of Legends, in Amumu vs Rammus matchups, Amumu is the better champion with a similar win rate, less champion complexity, and a similar amount of utility to help out your team members during teamfights.
Amumu is a decent counter to Rammus. Make sure you focus your gameplay on increasing your gold income and clearing objectives. If you are able to do that, you should do very well as Amumu against Rammus.
If you would like to truly master Amumu in order to counter Rammus during both the early game and mid / late game phases of League of Legends, you should continue reading to pick up a few extra lessons on this matchup. If you listen to the build and tips presented above, you should increase your win rate significantly and be closer to League of Legends pro players.
Amumu often racks up a similar amount of CS as Rammus. Champions who typically don't acquire much CS usualy don't need much CS to be valuable teammates, such as support champions. They are able to scale properly off of their skills, stats, and first items alone. Yet, champions with a lot of CS, such as hyper-carries, usually require several high cost items to be effective. In either situation, try to do better than the numbers displayed on this page to do well.
The most crucial items to have in your Amumu versus Rammus build include Thornmail, Hollow Radiance, and Jak'Sho, The Protean. When Amumu included at least these three pieces in his build, he did a lot better versus Rammus than with most other common counter builds. In fact, Amumu had an average winrate of 50.9% when countering Rammus with this counter build.
To have the greatest likelihood of annihilating Rammus as Amumu, you should take the Conqueror, Triumph, Legend: Tenacity, Last Stand, Cheap Shot, and Ultimate Hunter runes from the Precision and Domination rune sets. Out of all the rune combinations players used for Amumu vs Rammus battles, this mix of runes resulted in the best win rate. Notably, these runes gave a 50.9% win rate overall.
By default, tips, statistics, and builds on how to beat Rammus as Amumu are presented for all ranked divisions combined. To scope the stats and builds to a particular rank, you may use the selection menu located earlier in the counter matchup guide.