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.
Use the time after Sion has died to reposition and prepare for his return.
Even if Sion still hits a Decimating Smash, making him release the charge earlier reduces its impact.
The stat comparisons shown on this page highlight some critical Olaf versus Sion matchup statistics that may help us realize the distinctions between this pair of champions. As an example, Olaf’s KDA ratio ([kills + assists] / deaths) of NaN is better than Sion’s KDA ratio of NaN, indicating that Olaf may be more central to his team's team fighting capability than Sion..
Olaf usually has a slightly larger longest killing spree than his counter does. Commonly, he takes less damage than Sion. This is usually reflective of different amounts of tankyness; however, it can also hint that the one champ has less agility and thus is not able to escape further damage when engaged or poked.
Both LoL champs are great champions. Both champs have their pros and cons. In the game's current meta, Olaf usually loses when facing off against Sion, with a 47.6% win rate. As a result, Olaf makes a poor counter to Sion.
While Olaf does have a lower win rate than Sion, when they face off with one another, Olaf also has a lower difficulty level that makes him a less time consuming champ to develop with. You should be very concerned when picking Olaf into Sion.
Additionally, Olaf also has almost no amount of utility and CC, a similar amount to Sion. This makes her just as valuable during teamfights, especially when fighting champions with a ton of burst damage.
While there is not one best champion overall in League of Legends, in Olaf vs Sion matchups, Sion is the better champ with a lower win rate, less champion complexity, and a similar amount of utility to help out your teammates during team fights.
Olaf is a trash counter to Sion. Focus your gameplay on keeping up your CS and taking out objectives. If you are able to do that, you should do very well as Olaf against Sion.
If you would like to learn all of the intricacies of Olaf to counter Sion during both the lane and mid / late game phases of League of Legends, you should continue reading to pick up a few extra tips and tricks for this matchup. If you mind the build and tips presented here, you will grow your win rate significantly and be that much closer to League of Legends pro players.
Olaf on average gets a similar amount of CS compared to Sion. Champs who typically don't acquire many minion kills typically don't have to have much CS to be valuable teammates, such as supports. These kinds of champions are able to scale well off of their abilities and first items alone. Yet, champions with large amounts of CS, such as hyper-carries, typically need a lot of items to be effective. In either case, try to surpass the values displayed on this page to do well.
The ideal items to use in your Olaf versus Sion build consist of Trinity Force, Ravenous Hydra, and Death's Dance. When Olaf combined at least these three items in his build, he did significantly better when fighting Sion than with most other common counter builds. In fact, Olaf boasted an average winrate of 47.6% when playing against Sion with this build.
To have the greatest probability of coming out on top against Sion as Olaf, you should equip the Conqueror, Triumph, Legend: Alacrity, Last Stand, Approach Velocity, and Biscuit Delivery runes from the Precision and Inspiration rune sets. Out of all the runes players chose for Olaf vs Sion clashes, this blending of runes resulted in the best win rate. Notably, these runes provided a 47.6% winrate overall.
By default, tips, statistics, and builds on how to beat Sion as Olaf are displayed for all skill levels combined. If you would like to scope the statistics and builds to an individual skill level, you can use the selection menu located earlier in the counter matchup guide.