Humanity lives inside walled cities to protect themselves from giant, man-eating humanoids called Titans.
Ongoing (Continued by Studio Gaga following the passing of creator Kentaro Miura). Horn bus hentai
The power fantasy done right. A man is murdered and wakes up as a slime monster in a fantasy world. Instead of being weak, he has broken abilities and begins building a monster nation. Humanity lives inside walled cities to protect themselves