Supports Manual Saves?: Yes, 30 Manual Save Slots.Enemies keep spawning infinitely in Crimes & Mysteriums for combat trophies. Free-Roam / Level Select after Story?: There is still Free-Roam after the story, can go back everywhere and still do all side quests and collectibles for 100% completions.PS4/PS5 Crossbuy: Game is PS5 exclusive (no PS4 version).PS4/PS5 Autopop & Save Transfer: Game is PS5 exclusive (no PS4 version).Does difficulty affect trophies?: No, can do everything on easiest difficulty ‘Friendly Neighborhood’.The trophy is obtainable but individual collectibles sometimes don’t increase the map counter, if this happens it voids the 100% completion (especially Hunter Blinds are affected).
Always save in a different Manual Slot so you can go back to a previous save if something bugged. Check the map counter before & after each collectible that it counted.