One Punch Man, Hataraku Saibou (TV) Recommendations
One Punch Man and Hataraku Saibou are story about certain groups that doing their job to save "the world".
Immune Cells = Heroes
Viruses, Bacterias, etc. = Monsters
Both have serious action scenes as well as comedy scenes. In One Punch Man, the story is mostly focused on Saitama, the overpowered hero. While in Hataraku Saibou, it's more like "Hero of the Day". However, the plot is different. Hataraku Saibou is an educational story about how cells work, while One Punch Man is a story about Heroes.