Stay behind minions to make Charm difficult to land, this will reduce Ahri's damage potential significantly.
Ahri's survivability is dramatically reduced when her Ultimate, Spirit Rush, is down.
The stat comparisons shown here highlight several influential Rell against Ahri counter statistics that may help you appreciate the differences and similarities between the two. For instance, Rell’s KDA ratio ([kills + assists] / deaths) of NaN is greater than Ahri’s KDA ratio of NaN, demonstrating that Rell may be more central to her team's team fighting effectiveness than Ahri. This observation is in large part caused by the differences in assists.
Rell normally has a significantly smaller longest killing spree than her enemy does. Typically, she takes a similar amount of damage to Ahri. This typically indicates different amounts of tankyness, but it can also illustrate that the one champ has less agility and thus is not able to flee from additional harm when engaged or poked.
Both LoL champs are great champions. Both champs have their pros and cons. In League's current meta, Rell usually fairs equally well when playing against Ahri, with a 50.1% win rate. Thus, Rell makes an ok counter for Ahri.
While Rell does have a higher winrate than Ahri, when facing one another, Rell also has a much lower level of difficulty that makes her a less complex character to pick up and master. You should be careful when picking Rell into Ahri.
Furthermore, Rell has a lot of CC and other utility, a similar amount to Ahri. This makes her just as valuable during team fights, especially when facing champions with a lot of burst damage.
While there isn't one best champion overall in League of Legends, in Rell vs Ahri matchups, Rell is the better champion with a similar win rate, less champion complexity, and a similar amount of utility to help out your teammates during team fights.
Rell is a decent counter to Ahri. You will do well by focussing your play on maximizing your CS and taking out objectives. If you can do that, you should hold your own as Rell against Ahri.
To truly master Rell in order to counter Ahri during both the laning 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 tips displayed above, you should increase your win rate significantly and be that much closer to League of Legends pro players.
Rell often picks up a lot less CS relative to Ahri. Champions who on average don't earn much CS often don't need much CS to be valuable teammates, such as support champions. These kinds of champions are capable of scaling properly off of their abilities and first items alone. Yet, champions with large amounts of CS, such as hyper-carries, typically require a lot of items to be effective. In either situation, try to exceed the values displayed on this page to do well.
The top items to have in your Rell versus Ahri build include Zeke's Convergence, Knight's Vow, and Celestial Opposition. When Rell used at least these three pieces in her build, she performed a lot better when fighting Ahri than with many other common counter builds. In fact, Rell had an average winrate of 50.1% when countering Ahri with this counter build.
To have the highest chance of coming out on top against Ahri as Rell, Rell players should take the Glacial Augment, Hextech Flashtraption, Biscuit Delivery, Cosmic Insight, Bone Plating, and Unflinching runes from the Inspiration and Resolve rune sets. Out of all the rune sets that we analyzed for Rell vs Ahri battles, this blending of runes yielded the highest win rate. In fact, these runes averaged a 50.1% win rate overall.
By default, tips, statistics, and builds on how to beat Ahri as Rell are shown for all skill levels, merged. If you want to scope the stats and builds to a particular player tier, you can use the selection menu earlier in the counter matchup guide.