Command: Protect can be used on yourself to return the Ball back to you quickly. Combine this with Command: Attack for a quick harassment.
Command: Dissonance is a very powerful escape tool if Orianna has the Ball. The combination of speed and leaving a slowing obstacle can be quite powerful.
Command: Shockwave can be used to drag enemies towards you or away from you if you position the Ball properly.
Katarina's abilities deal magic damage, so even if she's building Attack Damage items, get magic resistance to counter her.
Try to save a disable for when Katarina uses her Death Lotus.
The stats provided here feature some significant Orianna versus Katarina counter statistics that may help us appreciate the differences between the two. As an example, Orianna’s KDA ratio ([kills + assists] / deaths) of NaN is greater than Katarina’s ratio of NaN, demonstrating that Orianna may be more central to her team's team fighting effectiveness than Katarina..
Orianna usually has a significantly smaller longest killing spree than her opponent does. Typically, she receives less damage than Katarina. This is usually reflective of differing health capacities; however, it can also imply that the one champion has less agility and thus is not able to flee from further harm when engaged or poked.
Both LoL champs are great. Both champs have their strengths, weaknesses, and counters. In League's current meta, Orianna usually loses when trying to fight Katarina, with a 46.8% win rate. Therefore, Orianna makes a poor counter for Katarina.
While Orianna does have a lower winrate than Katarina, when they face off with one another, Orianna also has a lower learning curve that makes her a less complex champion to learn and master. You should be very concerned when picking Orianna into Katarinaas her relative depth means that you may not be able to unleash her full potential without a significant amount of practice beforehand.
Furthermore, Orianna also has some amount of CC and other utility, a similar amount to Katarina. This often makes her just as valuable during teamfights, especially when facing champions with a lot of burst damage.
While there is not a single best champion in League of Legends, in Orianna vs Katarina matchups, Katarina is the better champion with a much lower win rate, less champion complexity, and a similar amount of utility to help out your teammates during team fights.
Orianna is a trash counter for Katarina. Focus your strategy on increasing your CS and destroying objectives. If you are able to do that, you should do very well as Orianna against Katarina.
To learn all of the intricacies of Orianna in order to counter Katarina during both the early game 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 pay attention to the build and suggestions presented above, you will grow your win rate by a lot and be that much closer to League of Legends pro players.
Orianna usually gets a similar amount of CS relative to Katarina. Champs who on average don't earn much CS typically don't need much CS to be effective, such as supports. They are capable of scaling well off of their skills, stats, and first items alone. Yet, champs with a lot of CS, such as hyper-carries, usually need a lot of items to be effective. In either case, try to do better than the values reported on this page to do well.
The best items to prioritize in your Orianna versus Katarina build consist of Rabadon's Deathcap, Shadowflame, and Luden's Companion. When Orianna included at least these three items in her build, she did much better vs Katarina than with most other commonly used builds. In fact, Orianna boasted an average win rate of 46.8% when countering Katarina with this counter build.
To have the highest probability of annihilating Katarina as Orianna, Orianna players should use the Summon Aery, Manaflow Band, Transcendence, Scorch, Biscuit Delivery, and Cosmic Insight runes from the Sorcery and Inspiration rune sets. Of all the runes players used for Orianna vs Katarina face-offs, this sequence of runes resulted in the highest win rate. Moreover, these runes averaged a 46.8% winrate overall.
If you would like to see Orianna vs Katarina tips and counter builds for a a particular rank, please choose one from the selection menu above. By default, the stats and strategies given are computed using all matches played with both champions.