Don't be too conservative with Mantra. Gathering Fire is strongest in teamfights, making it easy to recharge Mantra multiple times.
Gathering Fire rewards aggressive play. Look to land abilities and basic attacks on your opponent to lower Mantra's cooldown and stay on the offensive.
When using Focused Resolve, slow your opponents with Inner Flame or speed yourself up with Inspire if you're having trouble sticking to a target.
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 provided here underscore some vital Karma vs. Sion counter statistics that can help us realize the differences and similarities between the pair. For instance, Karma’s KDA ratio ([kills + assists] / deaths) of NaN is greater than Sion’s KDA ratio of NaN, indicating that Karma may be more central to her team's team fighting capability than Sion. This observation is in large part a result of the differences in assists.
Karma often has a similar longest kill spree as her matchup does. Commonly, she takes less damage than Sion. This often reflects different amounts of tankyness; however, it can also hint that the one champion has less agility and thus is unable to kite away from additional damage when poked or engaged.
Both League of Legends champs are great. Both have their strengths, weaknesses, and counters. In League's current meta, Karma usually loses when taking on Sion, with a 46.7% win rate. Thus, Karma makes a poor counter to Sion.
While Karma does have a lower winrate than Sion, when on opposite teams, Karma also has a greater learning curve that makes her a more difficult champ to develop with. You may get destroyed when picking Karma into Sion.
Furthermore, Karma has a good amount of CC and other utility, a similar amount to Sion. This often makes her just as valuable during teamfights, especially when fighting champions with a lot of burst damage.
While there is not a single best champion overall in League of Legends, in Karma vs Sion matchups, Sion is the better champion with a much lower win rate, similar champion depth, and a similar amount of utility to help out your team members during late stage team fights.
Karma is a terribly counter to Sion. Focus your play on maximizing your gold and cs and destroying objectives. If you do that, you should do very well as Karma against Sion.
If you would like to truly master Karma to counter Sion 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 listen to the build and suggestions presented here, you will increase your win rate by a lot and be that much closer to League of Legends pro players.
Karma most often racks up less CS compared to Sion. Champions who on average don't take much CS typically don't have to have much CS to be effective, such as supports. These kinds of champions are capable of scaling well off of their abilities and first items alone. Yet, champions with large amounts of CS, such as hyper-carries, often need several high cost items to be effective. In either situation, try to exceed the numbers displayed here to do well.
The most crucial items to have in your Karma versus Sion build include Ardent Censer, Dream Maker, and Staff of Flowing Water. When Karma bought at least these three pieces in her build, she performed a lot better against Sion than with many other common builds. In fact, Karma had an average winrate of 46.7% when playing against Sion with these items in her kit.
To have the greatest chance of vanquishing Sion as Karma, you should equip the Summon Aery, Manaflow Band, Transcendence, Scorch, Bone Plating, and Revitalize runes from the Sorcery and Resolve rune sets. Of all the rune builds players used for Karma vs Sion matchups, this sequence of runes yielded the highest win rate. In fact, these runes provided a 46.7% win rate overall.
If you want to view Karma x Sion tips and matchup stats and build suggestions for a an individual division, feel free to choose one from the selection menu displayed above. By default, the stats and guides given are calculated using all games run with both champs.