You can use Comet of Legend's flight to grow Starsurge to massive proportions.
Comet of Legend allows you to move quickly around the map; use it to put pressure on other lanes.
Save Voice of Light to use as a defense against melee opponents if you need to - otherwise, use its slow to start a fight at long range.
The Fiddlesticks Aurelion Sol synergy stats shown here demonstrate the areas of his gameplay that do better (or worse) when paired with Aurelion Sol, compared to his overall stats. Significant differences are areas of focus that highlight how his gameplay changes when paired with this other champion.
Overall, Fiddlesticks sees a very large drop in his KDA (ratio of kills and assists to deaths) when paired with Aurelion Sol. His KDA went down from NaN to NaN. This worsening shows that Aurelion Sol helps Fiddlesticks perform worse in competitive LoL matches. Yet, the small difference proves that this performance change is not very impactful.
When Fiddlesticks is paired with Aurelion Sol, he gets a little decrease in his complete damage output. This difference could signal that Aurelion Sol does not support by providing protection for him to deal more damage or that his participation also helps increase the game's duration. Similarly, when Fiddlesticks is played alongside Aurelion Sol on the same team, he usually scores many fewer killing sprees than when he plays on his own. This is contrasting evidence that he is worse when playing with Aurelion Sol.
Moreover, when Fiddlesticks plays with Aurelion Sol on the same side, he usually takes a little more damage than when he fights alone. Getting dealt more damage may indicate that Aurelion Sol does a poor job of covering Fiddlesticks during teamfights.
There is no universally accepted best synergy for Fiddlesticks that will no matter what be his #1 ally. Yet, Aurelion Sol is a below average teammate for Fiddlesticks. By locking into the same side as Fiddlesticks, he decreases their win rate by -1.5% to 47.5%. This demonstrates that there is a negative bond between Fiddlesticks and Aurelion Sol that allows them to perform not as well together than without each other.
Aurelion Sol has a lower difficulty than Fiddlesticks. That means Fiddlesticks players don't need to be very careful when lining up Aurelion Sol allies to fight alongside, as they will need a lower level of skill to be able to play well with you.
Playing alongside, Fiddlesticks players should observe an overall large increase in your team’s ability to deal magic damage. Together, these champions are able to dish out a surprising amount of magic type damage.
Although, by pairing Fiddlesticks and Aurelion Sol together, you will not be granting your side a great deal of sustained damage output. Plan to have other champs on your team that neutralizes this disparity in their playstyle.
Regardless of your Aurelion Sol ally's skill level, you should focus on maximizing your income, outlasting your enemies, and clearing objectives. If you do this, you should do well anyway.
If you would like to learn all of the intricacies of Fiddlesticks in order to work well with Aurelion Sol during both the early game and mid / late game phases of League, you should continue reading to gather some more tricks and insights into this champion pairing. If you use the build and stats shown above, you should grow your win rate significantly.
The most important items to build first in your Fiddlesticks and Aurelion Sol synergy build include Rabadon's Deathcap, Hextech Rocketbelt, and Zhonya's Hourglass. When Fiddlesticks included at least these three pieces in his build, he performed a lot better as an ally of Aurelion Sol than with most other commonly used builds. In fact, Fiddlesticks had an average winrate of 47.5% helping carry Aurelion Sol with these items in his kit.
To have the greatest chance of crushing your oponents, you should take the First Strike, Triple Tonic, Future's Market, Cosmic Insight, Cheap Shot, and Ultimate Hunter runes from the Inspiration and Domination rune sets. Of all the rune builds players chose for this team composition, this mixture of runes resulted in the best win rate. Moreover, these runes provided a 47.5% winrate overall.
By default, tips, stats, and builds on how to pair Aurelion Sol with Fiddlesticks are given for all skill levels combined. If you want to scope the stats and builds to a distinct player tier, you can use the selection menu earlier in the counter matchup guide.