If you don't get lost in such a labyrinth, I think it has potential.
But just a labyrinth would be too stereotyped.
But that's just my opinion laugh

The reason why I answer you are not these two stupid sentence above, but a video of a game. Maybe you know it, maybe not. It is a "remake" of such a game and I remembered it, when I saw your thread, maybe its interesting for you?

grimrock-video on youtube