Cast World Ender when you are sure you can force a fight.
Use Umbral Dash while casting The Darkin Blade to increase your chances of hitting the enemy.
Crowd Control abilities like Infernal Chains or your allies' immobilizing effects will help you set up The Darkin Blade.
The stats provided here emphasize some important Aatrox vs. Senna matchup statistics that can help us appreciate the distinctions between the two. Aatrox’s KDA ratio ([kills + assists] / deaths) of NaN is more than Senna’s KDA ratio of NaN, showing that Aatrox may be more central to his team's team fighting capacity than Senna..
Aatrox normally has a similar longest killing spree as his matchup does. On average, he receives more damage than Senna. This commonly reflects different amounts of tankyness, but it can also indicate that the champ with higher health has less agility and thus is unable to escape further harm when poked or engaged.
Both LoL champions are great. Both have their pros and cons. In League's current meta, Aatrox usually fairs equally well when playing against Senna, with a 49.0% win rate. As a result, Aatrox makes an ok counter to Senna.
While Aatrox does have a lower winrate than Senna, when on opposite teams, Aatrox also has a lower difficulty level that makes him a less difficult character to pick up and master. You still need to be cautious when picking Aatrox into Senna.
Moreover, Aatrox has only a small amount of CC and other utility, a similar amount to Senna. This often makes her just as valuable during team fights, especially when trying to counter champions with a ton of burst damage.
While there is not one best champion for every situation in League of Legends, in Aatrox vs Senna matchups, Senna is the better champion with a similar win rate, less champion complexity, and a similar amount of utility to help out your allies during teamfights.
Aatrox is a somewhat poor counter to Senna. You will do well by focussing your strategy on maximizing your CS and destroying objectives. If you are able to do that, you should be able to stand on your own as Aatrox against Senna.
If you would like to truly master Aatrox in order to counter Senna during both the laning 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 pay attention to the build and stats displayed here, you should increase your win rate significantly and be that much closer to League of Legends pro players.
Aatrox typically accumulates more CS relative to Senna. Champs who on average don't take much CS usualy don't require much CS to be effective, such as support champions. These kinds of champions are capable of scaling properly off of their abilities 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 exceed the numbers reported on this page to do well.
The most important items to have in your Aatrox versus Senna build consist of Sterak's Gage, Sundered Sky, and Stridebreaker. When Aatrox incorporated at least these three items in his build, he performed a lot better countering Senna than with many other typical counter builds. In fact, Aatrox had an average win rate of 49.0% when countering Senna with these items in his kit.
To have the best chance of crushing Senna as Aatrox, Aatrox players should take the Conqueror, Triumph, Legend: Alacrity, Last Stand, Bone Plating, and Revitalize runes from the Precision and Resolve rune sets. Of all the rune combinations players picked for Aatrox vs Senna fights, this combination of runes resulted in the greatest win rate. Moreover, these runes gave a 49.0% win rate overall.
By default, tips, stats, and builds on how to beat Senna as Aatrox are presented for every ranked division. If you would like to scope the statistics and builds to a specific division, you may use the selection menu located earlier in the counter matchup guide.