I don't think there were any real gains on the ACs BC for PS5, so I would probably play them on PS4 that would have less bugs as they have already received the patches (origins do look good on Pro). But from the videos I saw there wasn't breaking level issues for III and Origins on BS on PS5.

duduspace11 "Well, since we are estimating costs, Pokemon Red/Blue did cost Nintendo about $50m to make back in 1996"
http://gamrconnect.vgchartz.com/post.php?id=8808363
Mr Puggsly: "Hehe, I said good profit. You said big profit. Frankly, not losing money is what I meant by good. Don't get hung up on semantics"
http://gamrconnect.vgchartz.com/post.php?id=9008994
Azzanation: "PS5 wouldn't sold out at launch without scalpers."







