Prodigy/overpowered: MCs that are the best of the best

After time traveling to the past, MC swears not to let his friends die this time around.
-scheming and kind MC
-unique but powerful MC
-world with mages

With a dark past MC promises to never let himself lose again. With new friends backing him up this time.
-genius MC
-underestimated
-mysterious
-fighting prodigy

With a penchant for fighting, MC comes to realize things are much more complicated than they seem.
-fighting prodigy
-mafia boss
-powerful
-crazy and bloodthirsty MC

After her fiancé dares to lock her up, MC proves to him that she is not someone to mess with.
-genius MC
-stupid fiancée

With the goal to have complete control of his body, MC aims to have perfect gymnastics.
-gymnastics prodigy MC
-calm and chill personality

Transmigrates into a world armed with the memories of the body she inhabited, MC aims to be the best doctor she can all while convincing the male lead not to marry her.
-medicine prodigy
-protective family
-angst

When MC lands in the lowest class at a prestigious school, he does his best to fit in and stay in the shadows. But there is more to him than meets the eye
-cold blooded MC
-emotionless
-genius MC

Wanting to race as best as he can, MC trains as hard as he can
-motorcycle prodigy MC

MC is persuaded to join to golfing team after he shows his robot like accuracy and consistency
- emotionless
-golf prodigy

MC quits playing the violin but is made to continue playing it at school.
-violin prodigy
-chill personality