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.
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 stat comparisons provided here highlight several strategic Olaf against Jarvan IV matchup statistics that can help us realize the differences between the two. For instance, Olaf’s KDA ratio ([kills + assists] / deaths) of NaN is more than Jarvan IV’s ratio of NaN, indicating that Olaf may be more central to his team's team fighting effectiveness than Jarvan IV..
Olaf usually has a similar longest killing spree as his matchup does. Commonly, he receives a similar amount of damage to Jarvan IV. This commonly reflects different amounts of tankyness, yet it can also indicate that the one champion has less agility and thus is unable to escape additional damage when engaged or poked.
Both League champs are great. Both champs have their strengths, weaknesses, and counters. In League's current meta, Olaf usually fairs equally well when taking on Jarvan IV, with a 49.6% win rate. Thus, Olaf makes an ok counter for Jarvan IV.
While Olaf does have a lower winrate compared to Jarvan IV, when facing one another, Olaf also has a lower difficulty level that makes him a less difficult champ to pick up and master. You still need to be cautious when picking Olaf into Jarvan IV.
Additionally, Olaf has almost no amount of utility and CC, a similar amount to Jarvan IV. This often makes her just as valuable during team fights, especially when trying to counter champions with a ton of burst damage.
While there isn't a single best champion in League of Legends, in Olaf vs Jarvan IV matchups, Jarvan IV is the better champion with a similar win rate, less champion complexity, and a similar amount of utility to help out your allied champions during team fights.
Olaf is a somewhat poor counter to Jarvan IV. Make sure you focus your gameplay on increasing your gold and cs and destroying objectives. If you are able to do that, you should do very well as Olaf against Jarvan IV.
If you would like to truly master Olaf in order to counter Jarvan IV during both the early game 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 mind the build and stats shown here, you should increase your win rate by a lot and be closer to League of Legends pro players.
Olaf often racks up much more CS as Jarvan IV. Champions who typically don't acquire many minion kills typically don't require much CS to be valuable teammates, such as supports. These kinds of champions are capable of scaling well off of their skills, stats, and first items alone. Yet, champions with a lot of CS, such as hyper-carries, usually need a lot of items to be effective. In either situation, try to do better than the numbers displayed here to do well.
The best items to have in your Olaf versus Jarvan IV build include Sterak's Gage, Experimental Hexplate, and Ravenous Hydra. When Olaf combined at least these three pieces in his build, he performed a lot better against Jarvan IV than with many other common builds. In fact, Olaf had an average win rate of 49.6% when countering Jarvan IV with this build.
To have the highest likelihood of vanquishing Jarvan IV as Olaf, Olaf players should use the Conqueror, Triumph, Legend: Alacrity, Last Stand, Biscuit Delivery, and Approach Velocity runes from the Precision and Inspiration rune sets. Of all the runes players picked for Olaf vs Jarvan IV counter picks, this order of runes yielded the greatest win rate. Moreover, these runes averaged a 49.6% win rate overall.
If you would like to see Olaf versus Jarvan IV tips and builds for a an individual player tier, feel free to choose one from the selection menu above. At first, the stats and guides displayed are calculated using all matches finished with these champs.