A downloadable game for Windows, macOS, and Linux

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In the year 20XX, after most of the world has been destroyed by mysterious little green missiles from space, only 4 cities remain able to defend the planet!

Command the cannons to destroy the lasers and SAVE THE WORLD!

Beware, the cannons can overheat!


Left/Right Arrows or A/D : Rotate the cannons around the planet

Left Click: Click in the "cannon areas" to fire a missile.

F11: Full Screen

M: Mute Sounds


The game was written in Go using Ebiten for the Open Jam 2019 by a single developer (me of course). The goal was to make a completely open source video game.


Background Music "Falling Organ" provided by Primal Light via CC-BY 4.0

Sound Effects are CC0 Public Domain from pack1 and pack2

Source Code: Github Repo


Download NowName your own price

Click download now to get access to the following files:

Linux 9 MB
Windows 9 MB
macOS 10 MB

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