Magic castle has some interesting stuff up its sleeve, like EuroGamer Remarks. It offers dynamic music and you can customize the position of the user interface. There are four character classes to choose from and 20 floors with random items to navigate your way.
You can download the game from the internet archives and play it with an emulator. To give you a taste of what to expect, here is the original VHS pitch that the Magic castle sent to publishers.
The story may not yet be quite over. The game’s Internet Archive page indicates that the game is in a fully playable state with the exception of a few missing features: four player support and a Japanese translation. He promises that an updated version will arrive soon.