You might have done this already, but I recommend that you check the page about FE4 here in serenes forest: https://serenesforest.net/genealogy-of-the-holy-war/    It has a lot of useful stuff, the most useful pages for me must be "Calculations"(also beware that this game uses 1RN and not 2RN in the RGN, you might be used to it depending of the FEs you played until now), "Love growth" (and "Jealousy system"), "Iheritance", "Events" and "Secret events" (the latter both to be sure you get every co