While being referred to as a group, there doesn't seem to be any special relationship between them. They are all just the most disgusting in their respective categories. Each member's own epithet describes their worst feature. Due to their disgusting behavior or appearance, some NPCs of Nazarick detest the Five Worst. While it is clear that their enemies will consider them to be evil abominations, not all of them are extremely evil, personality-wise.
The Undead King Arc
- Main article: The Undead King Arc
Albedo informed Ainz that one of the Five Worst, Neuronist Painkill is given the task of interrogating the captured members of the Sunlight Scripture.
The Invaders of the Large Tomb Arc
- Main article: The Invaders of the Large Tomb Arc
Concerning the Re-Estize Kingdom, Nazarick was able to successfully reduce the authority of those in power from that nation with the help of Mare, Neuronist, and Kyouhukou. Thanks to them, Nazarick should be able to slowly infiltrate their ranks without a problem. Due to their effort, the Kingdom will eventually come under Nazarick's full control from this moment forward in the near future.
Later on, the same two members of the Five Worst, Kyouhukou and Neuronist Painkill who participated in Operation Gehenna are also tasked with handling the Worker groups that invaded Nazarick. The third member, Gashokukochuuou, was awarded two fresh bodies for living space.
The Pleiades Day Arc
- Main article: The Pleiades Day Arc
Based on the known status of Neuronist or Kyouhukou, it seems that they are not all for battle, as it is clear that real "torture" would not be allowed in YGGDRASIL. The role of the Five Worst might have been nothing more than repulsing the enemy with their disgusting features, or just decoration.
- Neuronist Painkill - Worst Occupation
- Kyouhukou - Worst Residence
- Gashokukochuuou - Worst Appearance
- Chacmool - Worst Personality
- ??? - Worst Ero
- In the Web Novel, the title "Five Worst" does not exist.
- While it seems that each of the Five Worst have their own residence, it uncertain whether all of them are Area Guardians or not.