This one is still not working well enough on Steam Deck, regardless of what Proton DB says. Once you install (and test different Proton versions) and launch, you'll hear some audio, but be stuck on a black screen. Unfortunately it's a pretty lengthy (and possibly important?) intro video! After awhile you can get to the game's screens where the characters meet and talk, but I don't think skipping that initial (and possibly other later ones) video is a great way to start your experience. For now, Fairy Fencer F Advent Dark Force is still a work in progress on Steam Deck! Proton DB page: https://www.protondb.com/app/524580
For those that loved playing this on console or PS Vita, getting this running on your Steam Deck isn't much hassle compared to some other (less popular?) JRPGs. This is the Complete Edition that includes Cyber Sleuth (started on 3 different platforms - still unfinished) and Hacker's Memory (which I haven't started yet)... For some good ol' monster collecting/breeding/fighting and turn-based battling, my experience has been great so far except for a few random crashes back to the Steam gaming desktop. All I did was: Install the game as usual, but don't start it! Switch your Steam Deck to Desktop mode (hold the power button and select it) When in Desktop mode, open Steam and launch Digimon Story Cyber Sleuth: Complete Edition You'll go through a brief intro and you'll have to select which game you want to start (Cyber Sleuth or Hacker's Memory). After that, you can go through the game's menu to select the Fullscreen option (I have my resolution set