Anime Vanguards features a variety of achievements, many of which require you to complete Paragon levels in the game. Unfortunately, the process for unlocking these levels is not mentioned anywhere in the game, which is why players are flocking to the internet to find a way to unlock Paragon levels in Anime Vanguards.
How to Unlock PARAGON MODE in ANIME VANGUARDS! Roblox
In Anime Vanguards, Paragon mode combines elements of Infinite mode and Story acts. To start with, it consists of 15 waves of enemies with a boss fight at the end of each stage. However, as mentioned before, in this particular mode you can unlock exclusive achievements that will eventually reward you with rare items such as gems, trait rerolls, emotes, etc.
Here's the full list of all Paragon achievements:
To unlock Paragon stages in Anime Vanguards, you need to complete all the acts of the story on Nightmare Difficulty. For example, to unlock Paragon stages for Sand Village, you simply need to complete all the acts of that specific story on the highest difficulty, which is Nightmare. Once you have unlocked it, here are the steps you need to follow to start Paragon stage: