This guide is about how to take all four robes in Devour.
All Robes Guide
Standart Robe
This is the standart robe that game gives in the beginning.
Rose Robe
For this robe u have to collect all roses in the game.You can collect easily with this video.
Nightmare Robe
You have to finish the game in nightmare mode. If you dont have nightmare mode yet, first you gotta finish the game in normal mode. After you done this you can play in nightmare mode.
Gold And Black Robe
You have to finish co-op mode without anyone being knocked out.
Source: https://gameplay.tips/guides/9761-devour.html