Initiate team fights using Charm, and chase down stragglers with Spirit Rush.
Spirit Rush enables Ahri's abilities, it opens up paths for Charm, helps double hitting with Orb of Deception, and closes to make use of Fox-Fire.
Use Charm to set up your combos, it will make landing Orb of Deception and Fox-Fire dramatically easier.
Use the time after Sion has died to reposition and prepare for his return.
Even if Sion still hits a Decimating Smash, making him release the charge earlier reduces its impact.
The stat comparisons shown here emphasize some valuable Ahri against Sion matchup stats that may help us grasp the differences between the two. Ahri’s KDA ratio ([kills + assists] / deaths) of NaN is more than Sion’s KDA ratio of NaN, showing that Ahri may be more central to her team's team fighting effectiveness than Sion..
Ahri normally has a slightly larger longest killing spree than her matchup does. On average, she receives less damage than Sion. This is usually reflective of different amounts of tankyness, but it can also hint that the one champ has less mobility and thus is not able to flee from further damage when engaged or poked.
Both League of Legends champions are great champions. Both champs have their strengths, weaknesses, and counters. In the game's current meta, Ahri usually loses when taking on Sion, with a 47.7% win rate. Therefore, Ahri makes a poor counter for Sion.
While Ahri does have a lower winrate than Sion, when facing one another, Ahri also has a greater learning curve that makes her a more difficult character to learn and master. You should be very concerned when picking Ahri into Sion.
Moreover, Ahri also has a good amount of utility and CC, a similar amount to Sion. This often makes her just as valuable during teamfights, especially when trying to counter champions with a lot of burst damage.
While there is not one best champion for every situation in League of Legends, in Ahri vs Sion matchups, Sion is the better champion with a lower win rate, similar champion depth, and a similar amount of utility to help out your allies during teamfights.
Ahri is a bad counter for Sion. You will do well by focussing your actions on increasing your gold income and clearing objectives. If you do that, you should hold your own as Ahri against Sion.
If you would like to truly master Ahri to counter Sion during both the laning and mid / late game phases of League of Legends, you should continue reading to gather a few extra lessons on this matchup. If you pay attention to the build and stats presented above, you will increase your win rate by a lot and be closer to League of Legends pro players.
Ahri usually accumulates a similar amount of CS compared to Sion. Champs who typically don't get much CS usualy don't need much CS to be valuable teammates, such as sup champs. They are capable of scaling properly off of their skills, stats, and first items alone. Yet, champs with large amounts of CS, such as hyper-carries, usually need several high cost items to be effective. In either situation, try to surpass the values reported on this page to do well.
The best items to prioritize in your Ahri versus Sion build consist of Rabadon's Deathcap, Stormsurge, and Luden's Companion. When Ahri combined at least these three items in her build, she performed a lot better when facing Sion than with many other typical builds. In fact, Ahri boasted an average win rate of 47.7% when countering Sion with these items in her kit.
To have the highest probability of beating Sion as Ahri, Ahri players should equip the Electrocute, Taste of Blood, Eyeball Collection, Ultimate Hunter, Manaflow Band, and Transcendence runes from the Domination and Sorcery rune sets. Of all the runes players picked for Ahri vs Sion LoL games, this combination of runes yielded the highest win rate. Notably, these runes gave a 47.7% win rate overall.
By default, tips, statistics, and builds on how to beat Sion as Ahri are presented for all skill levels combined. To filter the stats and builds to a particular skill level, you may use the selection menu above.