Rammus often stacks high Armor, leaving him especially vulnerable to caster damage while not in Defensive Ball Curl.
Pay particular attention to when his Defensive Ball Curl is off. Rammus has much lower stats than a normal tank when he's out of the stance.
The stat comparisons shown on this page show some strategic Yuumi versus Rammus matchup statistics that can help you realize the differences and similarities between these two champions. Yuumi’s KDA ratio ([kills + assists] / deaths) of NaN is more than Rammus’s KDA ratio of NaN, indicating that Yuumi may be more central to her team's team fighting potential than Rammus. This observation is largely caused by the differences in assists.
Yuumi typically has a slightly smaller longest killing spree than her matchup does. On average, she receives less damage than Rammus. This is usually reflective of differing health capacities; however, it can also show that the one champ has less agility and thus is unable to escape additional damage when poked or engaged.
Both LoL champions are great. Both champs have their strengths, weaknesses, and counters. In League's current meta, Yuumi usually loses when trying to fight Rammus, with a 43.0% win rate. Thus, Yuumi makes a bad counter to Rammus.
While Yuumi does have a much lower win rate compared to Rammus, when facing one another, Yuumi also has a lower learning curve that makes her a less time consuming champ to pick up and master. You should be very concerned when picking Yuumi into Rammus.
Furthermore, Yuumi has a very large amount of utility and CC, a similar amount to Rammus. 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 for every situation in League of Legends, in Yuumi vs Rammus matchups, Rammus is the better champion with a much lower win rate, less champion complexity, and a similar amount of utility to help out your teammates during team fights.
Yuumi is a bad counter to Rammus. Focus your play on keeping up your gold income and taking out objectives. If you can do that, you should do very well as Yuumi against Rammus.
If you would like to truly master Yuumi to counter Rammus during both the lane 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 pay attention to the build and suggestions presented here, you should grow your win rate by a lot and be closer to League of Legends pro players.
Yuumi often gets less CS relative to Rammus. Champions who on average don't take many minion kills typically don't require much CS to be effective, such as support champions. They are able to scale properly off of their skills, stats, and first items alone. Yet, champs with a lot of CS, such as hyper-carries, typically need several high cost items to be effective. In either situation, try to do better than the numbers reported on this page to do well.
The best items to use in your Yuumi versus Rammus build include Ardent Censer, Dream Maker, and Imperial Mandate. When Yuumi included at least these three items in her build, she performed a lot better when facing Rammus than with most other common builds. In fact, Yuumi boasted an average winrate of 43.0% when playing against Rammus with these items in her kit.
To have the greatest probability of coming out on top against Rammus as Yuumi, Yuumi players should equip the Summon Aery, Manaflow Band, Transcendence, Scorch, Font of Life, and Revitalize runes from the Sorcery and Resolve rune sets. Out of all the runes players picked for Yuumi vs Rammus matchups, this composite of runes resulted in the greatest win rate. Moreover, these runes gave a 43.0% win rate overall.
If you would like to get Yuumi vs Rammus tips and counter stats for a a distinct division rank, feel free to select one from the selection menu provided above. At first, the statistics and guides shown are calculated using every match played with both champs.