[请字幕] NieR Automata - 01 [2160p h264 AAC] [FE486B22].mkv

where was it downloaded from?

all 4k rips are from bilibili

Ahh yes we need to see the game assets in 4K

Is this actually 4k, or just upscaled 1080p?

this is an upscale of course

upscaled but might be better than the other sources.