() Monster level:

Ordinary mutated monsters (white), elite monsters (green), boss leaders (blue), golden bosses (gold), and more...

Equipment level (game system):

White board (ordinary), blue (attribute), green (excellent), gold (inheritance) and above...

Skill book level:

White, green, blue, gold and above...

Skill levels: Beginner, Intermediate, Advanced, Expert, Master, Grandmaster and above, there are higher levels...

Doomsday Stars:
Chapter completed!