How the Velvet Room Works Persona 5 Royal

Im trying to fuse Fortuna but i cant, is there a way to fix this or is it just the dlc? im in royal btw : r/Persona5

Persona 5 Royal: Fusion Alarms Guide

Is there an actual formula or method for figuring out persona/demon fusion? : r/PERSoNA

I'm trying to fuse Daisoujou but it's not working? Everywhere says that you can get it from Unicorn and Regent but apparently not. What's wrong and is there another way to get

Persona 4 Golden Fusion Calculator : r/persona4golden

Why am I not getting Sui-Ki? : r/Persona5

Fusion, Megami Tensei Wiki

I have tried multiple different fusions and cant seem to fuse for Satan (trying to go for Satanael). Anyone able to help? : r/Persona5

Pokemon Infinite Fusion Calculator - Calculate Buddy

Every time I see a person asking this. : r/Persona5