When laning against Sivir, it is possible to throw off the timing of her Spell Shield by faking an advance, then backing off.
Sivir is a powerful pushing champion, so leaving her unattended in a lane for too long will often result in your turrets being destroyed.
Boomerang Blade costs a lot of mana to cast, so dodging it sets Sivir back. If it hits you on the way out, avoid its path on the way back.
The stat comparisons shown here emphasize some influential Rell versus Sivir matchup statistics that can help us realize the differences and similarities between this set of champs. As an example, Rell’s KDA ratio ([kills + assists] / deaths) of NaN is better than Sivir’s ratio of NaN, showing that Rell may be more central to her team's team fighting capacity than Sivir. This observation is in large part a result of the differences in assists.
Rell typically has a significantly smaller longest killing spree than her opponent does. Typically, she receives a similar amount of damage to Sivir. This often reflects differing health capacities, yet it can also illustrate that the champion with higher health has less mobility and thus is not able to escape further harm when engaged or poked.
Both League of Legends champions are great champions. Both have their pros and cons. In League's current meta, Rell usually fairs equally well when taking on Sivir, with a 50.5% win rate. Therefore, Rell makes an ok counter for Sivir.
While Rell does have a higher winrate compared to Sivir, when they face off with one another, Rell also has a much lower difficulty level that makes her a less time consuming champion to pick up and master. You still need to be cautious when picking Rell into Sivir.
Furthermore, Rell has a great amount of utility and CC, a similar amount to Sivir. This makes her just as valuable during teamfights, especially when trying to counter champions with a lot of burst damage.
While there isn't a single best champion for every situation in League of Legends, in Rell vs Sivir matchups, Rell is the better champ with a similar win rate, less champion complexity, and a similar amount of utility to help out your teammates during late stage team fights.
Rell is a decent counter for Sivir. You will do well by focussing your play on increasing your CS and taking out objectives. If you can do that, you should do very well as Rell against Sivir.
To truly master Rell in order to counter Sivir during both the laning and mid / late game phases of League of Legends, you should keep reading to pick up a few extra tricks and insights into this matchup. If you listen to the build and tips presented above, you should increase your win rate by a lot and be that much closer to League of Legends pro players.
Rell usually accumulates a lot less CS compared to Sivir. Champs who on average don't take many minion kills often don't need much CS to be valuable teammates, such as sup champs. These kinds of champions are capable of scaling properly off of their skills, stats, and first items alone. Yet, champions with a lot of CS, such as hyper-carries, usually have to have many items to be effective. In either case, try to do better than the numbers reported here to do well.
The most important items to prioritize in your Rell versus Sivir build consist of Zeke's Convergence, Locket of the Iron Solari, and Celestial Opposition. When Rell incorporated at least these three items in her build, she performed significantly better vs. Sivir than with many other common counter builds. In fact, Rell boasted an average win rate of 50.5% when playing against Sivir with these items in her kit.
To have the highest probability of coming out on top against Sivir as Rell, you should equip the Glacial Augment, Hextech Flashtraption, Biscuit Delivery, Cosmic Insight, Bone Plating, and Unflinching runes from the Inspiration and Resolve rune sets. Of all the runes players used for Rell vs Sivir counter picks, this order of runes resulted in the highest win rate. In fact, these runes provided a 50.5% winrate overall.
By default, tips, statistics, and builds on how to beat Sivir as Rell are shown for all ranked divisions combined. If you would like to filter the stats and builds to an individual skill level, you should use the selection menu earlier on the page.