Roar of the Slayer is a great setup ability to land a very powerful Decimating Smash.
The Soul Furnace buff displays how much shield strength is remaining, use this information to time its explosion perfectly.
You only have very slight turning ability during Unstoppable Onslaught, so make sure to use it in straight paths.
Watch out for Corki's Missile Barrage. They deal splash damage, so you can get hit even when hiding behind minions.
Corki is vulnerable after he uses his Valkyrie or Special Delivery, so try switching focus to him if he uses them to enter a fight.
The stat comparisons provided here emphasize several important Sion versus Corki counter statistics that may help you appreciate the differences and similarities between this pair of champions. As an example, Sion’s KDA ratio ([kills + assists] / deaths) of NaN is greater than Corki’s KDA ratio of NaN, showing that Sion may be more central to his team's team fighting capacity than Corki..
Sion usually has a slightly smaller longest kill spree than his counter does. Commonly, he takes more damage than Corki. This often reflects differing health capacities, yet it can also show that the champ with more HP has less mobility and thus is not able to flee from further harm when engaged or poked.
Both League of Legends champs are great champions. Both champs have their pros and cons. In the game's current meta, Sion usually wins when facing off against Corki, with a 53.3% win rate. As a result, Sion makes a great counter to Corki.
While Sion does have a higher winrate than Corki, when facing one another, Sion also has a lower learning curve that makes him a less complex champ to learn and master. You don't need to be too worried when picking Sion into Corki.
Furthermore, Sion also has a good amount of CC and other utility, a similar amount to Corki. This makes her just as valuable during teamfights, especially when trying to counter champions with a ton of burst damage.
While there isn't a single best champion for every situation in League of Legends, in Sion vs Corki matchups, Sion is the better champ with a noticably higher win rate, less champion complexity, and a similar amount of utility to help out your allied champions during team fights.
Sion is a great counter for Corki. Focus your actions on keeping up your gold and cs and clearing objectives. If you are able to do that, you should hold your own as Sion against Corki.
If you would like to learn all of the intricacies of Sion in order to counter Corki during both the early game and mid / late game phases of League of Legends, you should keep reading to learn a few extra lessons on this matchup. If you pay attention to the build and suggestions presented above, you should grow your win rate by a lot and be closer to League of Legends pro players.
Sion most often picks up a similar amount of CS relative to Corki. Champions who typically don't earn much CS typically don't need much CS to be effective, such as supports. 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, often require many items to be effective. In either case, try to do better than the values reported here to do well.
The top items to use in your Sion versus Corki build consist of Sunfire Aegis, Thornmail, and Titanic Hydra. When Sion combined at least these three items in his build, he performed a lot better against Corki than with most other commonly used counter builds. In fact, Sion had an average winrate of 53.3% battling Corki with these items in his kit.
To have the greatest likelihood of coming out on top against Corki as Sion, Sion players should take the Grasp of the Undying, Demolish, Conditioning, Overgrowth, Approach Velocity, and Minion Dematerializer runes from the Resolve and Inspiration rune sets. Out of all the rune combinations players picked for Sion vs Corki LoL games, this order of runes resulted in the greatest win rate. In fact, these runes averaged a 53.3% winrate overall.
If you want to see Sion versus Corki tips and counter stats for a an individual division, feel free to choose one from the selection menu displayed above. If viewing for the first time, the stats and strategies shown are calculated using all rounds run with both champions.