1.The MC is a summoner.
2.He's the only one with a system interface for training his monsters, as such other's train their monsters with manuals and their own thought out processes to make them stronger.
3.Other people awaken as a half monster instead, so they gain abilities and can grow as a monster, but with the intelligence of a human and it's potential.
4.They can also take a summoner as their master, and they will grow at a 50% increased speed.
5.Zombies are also a thing since this is a apocalyptic world, and they go currently from 1-5 stars, but it could grow further.
6. Monster's exist in the wild, but in a smaller amount to the zombies, in fact their is 1 monster to every 1000 zombies.
7.Monster's have a ranking system that is spread out for the type of monster it is; an example of this is apprentice pryomancer for fire based attacking monster, and master warriors for those monster's trained in a warrior's weapon.
8.Monster's are ranked in a pattern of power that goes like this Novice, apprentice, adept, minor expert, expert, master, grand master.
9.Martial artists became more powerful and gained usage to their supposed energies in this state of the world, and other occupation's gained a magical side as well such as doctor's who gained alchemy.
10.The apocalypse occurred 20 years ago.
11.The apocalypse left less than 5 million total people alive in the world known in the host's lands.
12.The world expanded many time's over, and portal's were discovered in the world that transported people over the world, and to other worlds.
13.Alchemist-Creates pills with a multitude of effects.
14.Blacksmiths-Creates weapon's and defenses for a home or the barricades for city's with magical effects, and they also have the ability to use hammer's as magical conducting weapon's themselves.
15.Engravers- By creating detailed patterns this magical properties on a weapon they can create a powerful addition to the weapon's strength or special effect, but the amount of enchanting is limited by the space of the weapon.
16.Enchanters-Magic permanently makes a material better item and can possibly on luck create a special effect, but a better material needs to be used to have more enchants usable without the item breaking.
17.Solution Creators- By using different bloods and magical liquid's available in the world the users of this method can make item's monster, or people better than they originally were. If done incorrectly however it can cause side effects such as beastification.
18.archaeologists- These people can take a bones of a beast to study the animal's species and find it's weaknesses, they also can make bones of a beast into Spirit bones, which are bones that can be equipped to a person, monster, or whatever to give them special powers depending upon the bone's strength. Each bone however is a permanent addition that can not be gotten rid of, the bones can only be upgraded by archaeologist's and Solution Creator's working together.
19.Treasure Hunters- People who explore different worlds and the wild of the "New" Earth to find materials and sell them to the necessary personnel.
20.Human Hunter's- These people choose bounty's on people and hunt them down. The bounty's are listed into three kinds that are "Good", "Neutral", and "Bad." This is not a representation of what they truly are, but it does help you figure out if they have committed serious crimes such as murder, or if they just offended someone they shouldn't have.
21.Adventurers- These people are something similar to all around helpers as they do jobs such as Human Hunter's to treasure hunters to farming to defending and body guarding a person. As such they travel in groups so they have a use in most fields. However as they do a wide selection of jobs they are paid 10 less than the specialized jobs.