M.A.R.S. - a ridiculous shooter

M.A.R.S. - a ridiculous shooter is a 2D space shooter with awesome visual
effects and attractive physics. Players can battle each other or computer
controlled enemies in exciting game modes.

The Story:
In year 3547, civilizations all over the galaxy have settled their own
planets, living in peace and harmony with its environment. But outside the
contemplative habitats, the GREAT WAR is raging. As a famous fighter on your
way to never ending honor and prosperity, you have to protect your planet
from the oncoming doom of your jealous neighbours!

Upstream Project: http://mars-game.sourceforge.net/
snapcraft.yaml Build Definition: https://github.com/diddlesnaps/M.A.R.S./blob/master/snap/snapcraft.yaml