Great Giana-Sisters Construction-Set V3.1 - You too can make your own Giana C64 stages!

We've certainly heard a lot about that famous platformer the Great Giana Sisters from 1987, especially as it came back to the Amiga this year as a Giana Special Edition by Reimagine Games, who took the original and gave it a wicked overhaul. But would you like to create your very own stages filled to the brim with objects and enemies on the C64? Well now you can, as thanks to The Seven-A-Three