As long as we are talking about old games that are still the gold standard, how is it possible no one has recreated the giant-god-monster and city management game Black and White yet?! That game was fantastic, and its premise so solid. It seems ripe for replication in more contemporary engines.
There’s the greatest mystery game Return of the Obra Dinn, made by the creator of Papers Please: https://store.steampowered.com/app/653530/Return_of_the_Obra_Dinn/
The default style is in greyscale, but there are alternative styles including one that looks like a Commodore 64.
I think they were not talking about the visual style of the game but a gameplay similar to the god game called Black & White