Phosphorus Bomb can be used to reveal enemy units that might be hiding in a nearby patch of brush.
Corki can continue to attack while using Gatling Gun. Maximizing Gatling Gun is key to mastering Corki.
Valkyrie can be used defensively as well, so try using it for a quick escape.
Spread out when you see Sona so she can't make your entire team dance.
Kill Sona first, as she will heal up her team if left alone for too long.
The stats provided here clarify several vital Corki versus Sona matchup stats that may help you interpret the differences between the two. For instance, Corki’s KDA ratio ([kills + assists] / deaths) of NaN is better than Sona’s KDA ratio of NaN, indicating that Corki may be more central to his team's team fighting capability than Sona. This observation is largely fueled by the difference in kills.
Corki usually has a much larger longest kill spree than his counter does. Commonly, he takes a similar amount of damage to Sona. This often reflects differing health capacities, but it can also illustrate that the one champ has less agility and thus is unable to escape further harm when poked or engaged.
Both League of Legends champs are great champions. Both have their pros and cons. In League's current meta, Corki usually loses when trying to fight Sona, with a 46.0% win rate. Thus, Corki makes a poor counter for Sona.
While Corki does have a lower winrate compared to Sona, when on opposite teams, Corki also has a greater learning curve that makes him a more complex champ to learn. You should expect to face a difficult match when picking Corki into Sona.
Additionally, Corki has almost no amount of CC and other utility, a similar amount to Sona. This often makes her just as valuable during team fights, especially when facing champions with a ton of burst damage.
While there is not one best champion overall in League of Legends, in Corki vs Sona matchups, Sona is the better champion with a much lower win rate, more champion depth, and a similar amount of utility to help out your allies during late stage team fights.
Corki is a terribly counter for Sona. Make sure you focus your gameplay on keeping up your gold and cs and taking out objectives. If you are able to do that, you should do very well as Corki against Sona.
To truly master Corki to counter Sona during both the early game 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 tips presented here, you will increase your win rate by a lot and be that much closer to League of Legends pro players.
Corki often picks up much more CS relative to Sona. Champs who on average don't take many minion kills often don't require much CS to be effective, such as sup champs. These kinds of champions are able to scale properly off of their abilities and first items alone. Yet, champs with a lot of CS, such as hyper-carries, usually need several high cost items to be effective. In either case, try to do better than the values shown here to do well.
The most crucial items to have in your Corki versus Sona build include Immortal Shieldbow, Muramana, and Essence Reaver. When Corki included at least these three items in his build, he did much better against Sona than with most other commonly used counter builds. In fact, Corki boasted an average winrate of 46.0% when countering Sona with this build.
To have the highest likelihood of crushing Sona as Corki, Corki players should use the First Strike, Magical Footwear, Biscuit Delivery, Cosmic Insight, Taste of Blood, and Ultimate Hunter runes from the Inspiration and Domination rune sets. Of all the rune combinations players picked for Corki vs Sona clashes, this combination of runes resulted in the best win rate. In fact, these runes gave a 46.0% win rate overall.
If you need to see Corki vs Sona tips and matchup stats and build suggestions for a a distinct skill level, feel free to select one from the selection menu provided above. If viewing for the first time, the statistics and build suggestions given are calculated using all rounds finished with these champions.