Kassadin's ultimate has many uses and is on a shorter cooldown than most, use it often.
Kassadin has multiple item paths; he can go caster via Mana and Ability Power or anti-caster with Cooldown Reduction and Magic Resist.
Try to get the Ancient Golem buff to counteract Riftwalk's increasing Mana cost.
Olaf has reduced defenses from damage during Ragnarok, despite being immune to disables. If you can't escape from Olaf during Ragnarok, try focusing your damage on him with your teammates.
Olaf becomes more dangerous the lower life he is. Save your disables to finish him off.
Preventing Olaf from reaching his axe will minimize the amount of harassment he can cause in the laning phase.
The stat comparisons shown on this page emphasize several vital Kassadin versus Olaf matchup statistics that can help you distinguish the differences between this set of champs. For instance, Kassadin’s KDA ratio ([kills + assists] / deaths) of NaN is better than Olaf’s KDA ratio of NaN, highlighting that Kassadin may be more central to his team's team fighting capability than Olaf..
Kassadin normally has a similar longest killing spree as his enemy does. Commonly, he takes a similar amount of damage to Olaf. This often reflects differing health capacities; however, it can also illustrate that the one champion has less agility and thus is unable to escape additional harm when engaged or poked.
Both LoL champs are great. Both champs have their pros and cons. In the game's current meta, Kassadin usually wins when playing against Olaf, with a 51.2% win rate. Therefore, Kassadin makes a good counter to Olaf.
While Kassadin does have a higher winrate compared to Olaf, when they face off with one another, Kassadin also has a much greater difficulty level that makes him a more complex character to develop with. You should be careful when picking Kassadin into Olafas his relative depth means that you may not be able to reach his full potential without a lot of practice beforehand.
Additionally, Kassadin has some amount of utility and CC, a similar amount to Olaf. This often makes her just as valuable during teamfights, especially when facing champions with a lot of burst damage.
While there isn't a single best champion overall in League of Legends, in Kassadin vs Olaf matchups, Kassadin is the better champ with a higher win rate, more champion depth, and a similar amount of utility to help out your teammates during late stage team fights.
Kassadin is a decent counter for Olaf. You will do well by focussing your strategy on keeping up your gold and cs and taking out objectives. If you can do that, you should hold your own as Kassadin against Olaf.
If you would like to truly master Kassadin to counter Olaf during both the lane and mid / late game phases of League of Legends, you should continue reading to learn a few extra tricks and insights into this matchup. If you listen to the build and stats shown above, you should grow your win rate significantly and be that much closer to League of Legends pro players.
Kassadin most often gets a similar amount of CS relative to Olaf. Champs who on average don't take much CS typically don't require much CS to be valuable teammates, such as support champions. They are able to scale well off of their skills, stats, and first items alone. Yet, champs with large amounts of CS, such as hyper-carries, often have to have a lot of items to be effective. In either case, try to exceed the numbers shown here to do well.
The most crucial items to have in your Kassadin versus Olaf build include Seraph's Embrace, Rabadon's Deathcap, and Rod of Ages. When Kassadin combined at least these three pieces in his build, he did much better versus Olaf than with many other commonly used counter builds. In fact, Kassadin had an average win rate of 51.2% when countering Olaf with this counter build.
To have the best likelihood of beating Olaf as Kassadin, you should take the Fleet Footwork, Presence of Mind, Legend: Tenacity, Coup de Grace, Overgrowth, and Second Wind runes from the Precision and Resolve rune sets. Out of all the rune combinations that we analyzed for Kassadin vs Olaf clashes, this combination of runes yielded the highest win rate. In fact, these runes gave a 51.2% win rate overall.
If you want to get Kassadin x Olaf tips and builds for a a particular skill level, please select one from the selection menu above. At first, the stats and guides displayed are computed using every round run with both champs.