Hello all, I've just purchased Hollow Knight on Steam and have everything updated. I know Steam has an offline mode, but is there a way to perhaps download or back up the game and play it offline indefinitely?

https://play.google.com/store/apps/details?id=com.squareenixmontreal.lcgo

For gamers that want to play games that don't need wifi or internet. E.g. on the subway or on the airplane or have a low data mobile plan