Digital Foundry tested a bunch of Unreal Engine 5 games on Steam Deck
The thing is, Oliver only tested the game's initial level, which is essentially a bogged-down tutorial area reminiscent of TTP1. I've invested many hours in benchmarking and tweaking the game and can recommend checking out my findings and optimised settings here.
[PSA] Firewatch, one of the best walking sims, is on a -90% sale right now! Only $1.99 is an incredible steal. Runs great on Deck. 
store.steampowered.com Save 90% on Firewatch on Steam
Firewatch is a single-player first-person mystery set in the Wyoming wilderness, where your only emotional lifeline is the person on the other end of a handheld radio.
