Hi, I think you're looking for this thread, it's a sticky in Technical Talk section: FAQ: How u model dem shapes? Hands-on mini-tuts for mechanical sub-d around page 37: http://www.polycount.com/forum/showthread.php?t=56014&page=37
I think this trailer is the PC version running on a RTX 4090 and the characters are LOD -1 versions for cut scenes. I don't think they mentioned this is the PS5 version. And it's for this reason I don't think this is Polycards, you can see the AA in the hair, looks like very similar tech to Meta Human to me and there is a…