The Senna Briar synergy stats shown here demonstrate the areas of her gameplay that do better (or worse) when paired with Briar, compared to her overall stats. Significant differences are areas of focus that highlight how her gameplay changes when paired with this other champion.
Overall, Senna sees a very large drop in her KDA (ratio of kills and assists to deaths) when paired with Briar. His KDA decreased from NaN to NaN. This negative change shows that Briar helps Senna perform poorer in competitive League of Legends matches. Yet, the small difference shows that this performance change is not very impactful.
When Senna is paired with Briar, she gets a barely noticable drop in her total damage output. This could indicate that Briar doesn't help cover for her to deal more damage or that their allyship also helps extend the round's duration. Similarly, when Senna is played with Briar on the same team, he usually scores many fewer killing sprees than when she plays alone. This is contrasting evidence that she is worse when playing alongside Briar.
Moreover, when Senna plays with Briar on the same team, she often receives a little less damage than when she plays alone. Taking not as much damage could indicate that Briar does a decent job of covering Senna in team fights.
There is no one best companion for Senna that will no matter what be her best synergy. However, Briar is a good teammate for Senna. By being on the same side as Senna, they increases their win rate by 1.7% to 52.5%. This clearly indicates that there is pretty good bond between Senna and Briar that allows them to perform better together than alone.
Briar has a much lower diffuclty than Senna. That means you don't need to be careful when arranging Briar allies to go into battle on the same side as, as they will require a much lower level of skill to be able to work well with you.
Playing alongside, you will likely witness an overall large increase in your team’s capacity to deal physical damage. Combined, these two can tear through the other team with a lot of physcial damage.
In contrast, by aligning Senna and Briar together, you probably will not be giving your team enough engage potential. We recommend you have other champions on your team that fills this relative gap in this pairing's kit.
Regardless of the skill of your Briar teammate, you need to focus on maximizing your gold income, warding to avoid ambushes, and clearing objectives. If you heed this simple advice, you should do well, regardless.
To truly master Senna in order to synergize with Briar during both the laning and mid / late game phases of League games, you should keep reading to pick up a few extra tricks and insights into this champion pairing. If you use the build and stats presented above, you will increase your win rate by a lot.
The ideal items to prioritize in your Senna and Briar synergy build include Youmuu's Ghostblade, Bloodsong, and Hubris. When Senna combined at least these three items in her build, she did significantly better when paired up with Briar than with many other common item sets. In fact, Senna had an average win rate of 52.5% when synergizing her build and playstyle to Briar with this build.
To have the best likelihood of coming out on top against your oponents, Senna players should use the Fleet Footwork, Presence of Mind, Legend: Alacrity, Cut Down, Biscuit Delivery, and Approach Velocity runes from the Precision and Inspiration rune sets. Of all the rune builds players picked for Senna and Briar pairings, this blending of runes yielded the top win rate. Notably, these runes averaged a 52.5% win rate overall.
By default, tips, statistics, and builds on how to pair Briar with Senna are shown for all ranked divisions. If you would like to scope the stats and builds to a particular rank, you can use the selection menu earlier in the counter matchup guide.