Be careful about how close you let Viktor get to you. Viktor's control of the battlefield increases with his proximity to his opponent.
Be aware of how many augments Viktor has upgraded by looking at the color of the light on his staff (purple, yellow, blue, red).
The stat comparisons provided here show several strategic Samira against Viktor counter statistics that may help us explain the differences between this pair of champions. As an example, Samira’s KDA ratio ([kills + assists] / deaths) of NaN is more than Viktor’s KDA ratio of NaN, showing that Samira may be more central to her team's team fighting capacity than Viktor..
Samira often has a slightly larger longest killing spree than her counter does. On average, she takes more damage than Viktor. This commonly reflects different amounts of tankyness, but it can also illustrate that the champion with higher health has less agility and thus is not able to escape additional damage when poked or engaged.
Both LoL champions are great champions. Both have their strengths, weaknesses, and counters. In League's current meta, Samira usually loses when playing against Viktor, with a 47.0% win rate. As a result, Samira makes a bad counter to Viktor.
While Samira does have a lower win rate than Viktor, when they face off with one another, Samira also has a lower difficulty level that makes her a less time consuming character to develop with. You should expect to face a difficult match when picking Samira into Viktor.
Moreover, Samira also has only a small amount of utility and CC, a similar amount to Viktor. This often makes her just as valuable during team fights, especially when fighting champions with a ton of burst damage.
While there isn't a single best champion overall in League of Legends, in Samira vs Viktor matchups, Viktor is the better champ with a much lower win rate, less champion complexity, and a similar amount of utility to help out your team members during late stage team fights.
Samira is a garbage counter to Viktor. You will do well by focussing your actions on maximizing your gold and cs and taking out objectives. If you do that, you should be able to stand on your own as Samira against Viktor.
If you would like to truly master Samira to counter Viktor during both the early game and mid / late game phases of League of Legends, you should continue reading to pick up a few extra tricks and insights into this matchup. If you mind the build and stats shown here, you will grow your win rate significantly and be that much closer to League of Legends pro players.
Samira typically accumulates a similar amount of CS as Viktor. Champs who typically don't take much CS typically don't need much CS to be effective, such as supports. They are able to scale well off of their skills, stats, 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 situation, try to do better than the values displayed on this page to do well.
The most important items to use in your Samira versus Viktor build include Infinity Edge, Bloodthirster, and Immortal Shieldbow. When Samira used at least these three items in her build, she did a lot better when fighting Viktor than with most other commonly used item sets. In fact, Samira boasted an average win rate of 47.0% battling Viktor with this counter build.
To have the best probability of beating Viktor as Samira, Samira players should equip the Conqueror, Triumph, Legend: Bloodline, Last Stand, Sudden Impact, and Treasure Hunter runes from the Precision and Domination rune sets. Out of all the rune sets players used for Samira vs Viktor matchups, this mix of runes yielded the highest win rate. In fact, these runes provided a 47.0% winrate overall.
By default, tips, statistics, and builds on how to beat Viktor as Samira are given for all ranked divisions. To scope the stats and builds to a specific rank, you may use the selection menu earlier in the counter matchup guide.