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.
Cataclysm's terrain is a frightening force to fight against, but movement abilities can go through it.
Keep out of the path between Jarvan IV and his Demacian Standard to avoid being knocked up in the air.
The stats provided here underscore some significant Amumu against Jarvan IV matchup stats that can help you distinguish the differences between the two. For instance, Amumu’s KDA ratio ([kills + assists] / deaths) of NaN is better than Jarvan IV’s ratio of NaN, showing that Amumu may be more central to his team's team fighting capacity than Jarvan IV..
Amumu usually has a similar longest killing spree as his counter does. Commonly, he receives a similar amount of damage to Jarvan IV. This commonly reflects differing health capacities, yet it can also indicate that the one champion has less agility and thus is unable to flee from additional harm when poked or engaged.
Both League champions are great. Both have their strengths, weaknesses, and counters. In the game's current meta, Amumu usually wins when taking on Jarvan IV, with a 51.4% win rate. Therefore, Amumu makes a good counter for Jarvan IV.
While Amumu does have a higher winrate than Jarvan IV, when facing one another, Amumu also has a lower level of difficulty that makes him a less complex character to pick up and master. You still need to be cautious when picking Amumu into Jarvan IV.
Furthermore, Amumu also has a great deal of utility and CC, a similar amount to Jarvan IV. This makes her just as valuable during teamfights, especially when trying to counter champions with a lot of burst damage.
While there is not a single best champion overall in League of Legends, in Amumu vs Jarvan IV matchups, Amumu is the better champion with a higher win rate, less champion complexity, and a similar amount of utility to help out your teammates during team fights.
Amumu is a decent counter to Jarvan IV. You will do well by focussing your actions on increasing your gold income and clearing objectives. If you do that, you should hold your own as Amumu against Jarvan IV.
If you would like to learn all of the intricacies of Amumu to counter Jarvan IV during both the lane and mid / late game phases of League of Legends, you should keep reading to learn a few extra tricks and insights into this matchup. If you pay attention to the build and stats shown above, you will increase your win rate significantly and be that much closer to League of Legends pro players.
Amumu typically gets a similar amount of CS relative to Jarvan IV. Champs who on average don't take many minion kills often don't require much CS to be valuable teammates, such as sup champs. These kinds of champions are capable of scaling properly off of their skills, stats, and first items alone. Yet, champions with a lot of CS, such as hyper-carries, usually need several high cost items to be effective. In either situation, try to do better than the numbers reported here to do well.
The top items to focus on in your Amumu versus Jarvan IV build consist of Sunfire Aegis, Thornmail, and Jak'Sho, The Protean. When Amumu incorporated at least these three pieces in his build, he did much better against Jarvan IV than with many other typical item sets. In fact, Amumu had an average win rate of 51.4% when countering Jarvan IV with these items in his kit.
To have the greatest chance of annihilating Jarvan IV as Amumu, you should equip the Conqueror, Triumph, Legend: Tenacity, Last Stand, Cheap Shot, and Ultimate Hunter runes from the Precision and Domination rune sets. Out of all the runes players used for Amumu vs Jarvan IV counters, this sequence of runes resulted in the greatest win rate. In fact, these runes averaged a 51.4% winrate overall.
By default, tips, stats, and builds on how to beat Jarvan IV as Amumu are presented for all ranked divisions. If you want to narrow the stats and builds to a distinct player tier, you may use the selection menu located above.