Narrowed the last working version down to 6.3.8. 7.0.4 and Experimental have the issue. I also notice sometimes the stutter won't be there, but there's no controller input and I have to manually close out. @NoXPhasma Are...
Apparently this game has a weird stuttering issue despite being deck verified. Seems to freeze and spike every 1-3 seconds on Experimental. Someone on protondb Apparently fixed it by using version 5.0-10 and wined3d, but...