I think it takes inspiration from Myst (which is a great game in its time btw), and focuses on the puzzle aspect, cant remember really. Of course it will be in 2D.
https://upload.wikimedia.org/wikipedia/en/6/6a/MystCover.png (Unsupported image host)

Link to discussion about developing a server

maybe its also focuses on graphics + being a god tier MMO as well.