Some people might have guessed it, or maybe they found the YouTube video showing the game, for the rest of you, the mystery is now unveiled. The Konami game we've just ported to Spectrum was:

It's time to join Vick the explorer into The Valley of the Kings pyramids to find the Mystery Jewels, but be aware of the mummies!
To access the game card, just click here.
You may leave your comments here in the blog. Enjoy!