 If you liked
Re:Monster
|
 ...then you might like
Maou no Hajimekata the Comic
|
Both manga are a high fantasy where the MC is very intelligent, meticulous and overpowered. The setting and pacing give the two a similar feeling, overall.
Re:Monster is about an intelligent goblin who is able to gain abilities by eating other creatures or objects. He works toward his own and his people's betterment.
Unfortunately, at this point, the thing they have most in common is that there isn't enough of either.