Rekishi ni Nokoru Akujo ni Naru zo

Female MC's isekai as a villianess into the high fantasy romance visual novel they've played and absolutely adore the villianess from when they played the games. Main similarity too is that both MC's are from a family which main magic alignment is darkness but both having isekai'd as children, they make a difference to their futures by being proactive in doing stuff, Akuyaku's MC going dungeon-busting whereas Rekiaku's MC doing lots of muscle training and library spelunking. They have a common ground in a target they strive for, Akuyaku reaching a very high level in order to not die from her fate whereas Rekiaku becoming the best villianess known in history. Their biggest difference is their personalities, Akuyaku's MC is very stoic, cool, and quite blank in expression, meanwhile Rekiaku's MC is rather energetic, confident, and pretty expressive. As well, Akuyaku's MC is not deemed well in other's eyes due to the prejudice against those with black hair which is deemed unlucky, let alone wielding black magic. On the other side, Rekiaku's MC is not prejudiced upon and dark alignment families have a name within the nobility so it's not frowned upon. Their upbringings are very different too, Akuyaku's MC with a family that despise her due to her unlucky hair whereas Rekiaku's family is pretty normal but you can tell they have their fun times. read more 

Villainess princess tries to change her fate, and her actions get hilariously misunderstood.  

Both anime's include female protagonists that have been reincarnated as villainesses in otome games. Both protagonists actively work to change their fate. They both have romance implied.  

Female MC's isekai as a villianess into the high fantasy romance visual novel they've played and make changes to the VN world with their sudden change in personalities and actions. They both have a common ground in a similar quirk the MC's strive for, Hamefura's MC getting real into farming in the case she has to resort to a farm lifestyle and Rekiaku's MC getting real into muscle training to get stronger to become the history's best villianess. Main difference is that Hamefura's MC is doing all she can to prevent her fated death from the game's story whereas Rekiaku's MC is just trying to let the story flow as it would normally. read more 

Both animes are about how the main character dies and isekai into their favorite otome game. They both end up as main villians, but has to become strong and powerful if they want to survive in the world. Higeki is more about how she's scared of becoming an evil villian her character is supposed to be while rekishi embraces is. Throughout their life, they have a loyal "servant" and is surrounded by romance around them while being oblivious.  

Both are also otome game animes where the main character lives in an otome world and are seen as villian. In actuality, the "villian" they are supposed to be, are actually sensitive, kind person but are misunderstood by the vast majority. They're surrounded by love and are dense the main guy likes them  

Both main characters has a very strong, assertive attitude and are powerful among belief. Everyone misunderstood the main character as obnoxious, but in reality, they're both very sensitive girls with a pure heart. Yes, also another isekai'd anime. Both animes are refreshing in their own ways though similar. - tensei is Yuri, very cute and innocent, plays the villian for the greater good - rekinshi embraces her villianess role  

Both animes are similar - main character isekai'd into another otome world where they are the villian. Everyone misunderstands them so they embrace the villioness role. They have to do whatever it takes to become strong to survive a world like this. Only a few understands the main character for who they truly are. Gets you questioning why the game does not follow the initial storyline. Mob is harem Rekishi is shoujo Both are refreshing and different if youre into villians