Alien planet underwater research sea of horror (ZX Spectrum))

... In this game you need to explore alien sea and find a portal. To destroy barrier you can find a missile.68 screens.Simple treasures exists to increase score.Unlike first game here there is ending, but I will make second quest too in future. Items exists as secondary quest that allows hero to find out more about deceased civilisation. And to find some of them of them search for hidden walls. An…