Defiant Dance is not interrupted by crowd control, try timing it for incoming disables.
Flawless Duet does not have a maximum travel distance, try using it in creative ways.
Use Bladesurge to cover great distances by targeting low life minions on your way to champion targets.
Try to stay away from walls. Ornn is much less strong if he cannot stun you.
Attack Ornn to keep him from creating items in lane.
The stats shown on this page highlight several influential Irelia against Ornn counter statistics that can help you figure out the differences between the two. Irelia’s KDA ratio ([kills + assists] / deaths) of NaN is more than Ornn’s ratio of NaN, indicating that Irelia may be more central to her team's team fighting effectiveness than Ornn. This observation is in large part fueled by the difference in kills.
Irelia usually has a slightly larger longest killing spree than her enemy does. Commonly, she receives a similar amount of damage to Ornn. This often reflects different amounts of tankyness; however, it can also imply that the one champion has less mobility and thus is not able to escape additional damage when engaged or poked.
Both League champs are great champions. Both champs have their strengths, weaknesses, and counters. In League's current meta, Irelia usually fairs equally well when facing off against Ornn, with a 50.3% win rate. Thus, Irelia makes an ok counter for Ornn.
While Irelia does have a higher winrate than Ornn, when they face off with one another, Irelia also has a greater learning curve that makes her a more time consuming champion to pick up and master. You still need to be cautious when picking Irelia into Ornn.
Furthermore, Irelia also has some amount of utility and CC, a similar amount to Ornn. This makes her just as valuable during teamfights, especially when fighting champions with a ton of burst damage.
While there isn't one best champion in League of Legends, in Irelia vs Ornn matchups, Irelia is the better champion with a similar win rate, similar champion depth, and a similar amount of utility to help out your teammates during teamfights.
Irelia is a decent counter for Ornn. Focus your actions on increasing your gold income and taking out objectives. If you can do that, you should hold your own as Irelia against Ornn.
If you would like to truly master Irelia to counter Ornn during both the early game and mid / late game phases of League of Legends, you should continue reading to pick up a few extra lessons on this matchup. If you pay attention to the build and stats displayed above, you will grow your win rate by a lot and be that much closer to League of Legends pro players.
Irelia often gets a similar amount of CS relative to Ornn. Champs who typically don't get much CS often don't need 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 large amounts of CS, such as hyper-carries, often require a lot of items to be effective. In either situation, try to do better than the values displayed here to do well.
The ideal items to prioritize in your Irelia versus Ornn build consist of Wit's End, Blade of The Ruined King, and Titanic Hydra. When Irelia combined at least these three items in her build, she did a lot better against Ornn than with most other commonly used item sets. In fact, Irelia had an average win rate of 50.3% when countering Ornn with this counter build.
To have the greatest probability of coming out on top against Ornn as Irelia, you should take the Conqueror, Triumph, Legend: Alacrity, Last Stand, Biscuit Delivery, and Cosmic Insight runes from the Precision and Inspiration rune sets. Out of all the rune sets players chose for Irelia vs Ornn LoL games, this composite of runes resulted in the best win rate. Notably, these runes averaged a 50.3% winrate overall.
If you would like to get Irelia versus Ornn tips and counter builds for a a particular skill level, please choose one from the selection menu above. If viewing for the first time, the stats and build suggestions shown are calculated using all matches finished with both champions.