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Galactic Missile Defense

Game overview

Galactic Missile Defense

Galactic Missile Defense is a shooter and tower defense game, where you must protect Earth from the invading Martians that declared war on our planet just because a space rover accidentally ruined their picnic!

Aliens Shoot 'Em Up Arcade Tower Defense Shooter
Last tracked players
0
All-time peak
Unavailable
24-hour change
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Steam reviews
59.6% positive
57 reviews · via SteamSpy

Delayed observation · last tracked . Values marked unavailable are not estimated.

About this game Read the full description
Galactic Missile Defense is an endless/leaderboard-based shooter and tower defense game, where you must protect Earth from the invading Martians that declared war on our planet just because a space rover accidentally ruined their picnic! Three technologically advanced bases will allow you to hold the front line and unleash destruction upon the enemy spaceships. Answer the call now and defend Earth in this battlefield of infinite possibilities!

The Story

The year is 2015 and humanity has made a big step: The Pry Rover has successfully landed on Mars, roaming in the Red Planet's desert in search for any evidence of life form. Unfortunately, scientists didn't like what the mobile laboratory found, the inhabitants of Mars got infuriated by the ultra robot’s presence and it is up to you to save the world from the upcoming alien threat!

But you are not alone, your bases can be upgraded to deadly machineguns or bring up the heat using their ultra-charged laser beams. For the tough green-skinned guys, be sure to enable your most powerful weapons and the booster packs that will absolutely devastate your enemies! So, what do you say Commander, are you ready for this challenge or will Earth as we know it end today?

Key Features

  • Boosters include Nuclear Explosions, Black Holes, Lasers, Chain Lightning Guns and more.
  • Native support for high resolution monitors, up to Quad HD.
  • Fast paced gameplay.
  • Easy to pick up, hard to master.
  • Hardcore difficulty on high levels.
  • Strategy mixed with action.
  • Plethora of weapons to choose from.

Player activity

Concurrent players over the last 48 hours.

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Patch 1.0.2 release Patch 1.0.1 release Welcome Commanders!
System requirements Windows · macOS · Linux

Windows

Minimum

Minimum:
  • OS *: Windows 7 or later
  • Processor: 1 GHz Dual Core
  • Memory: 2 GB RAM
  • Graphics: 512 MB Graphics Card
  • Storage: 75 MB available space

Recommended

Recommended:
  • OS *: Windows 8 or later
  • Processor: 2.6 GHz Dual Core
  • Memory: 4 GB RAM
  • Graphics: 1 GB Graphics Card
  • Storage: 2 GB available space

macOS

Minimum

Minimum:
  • OS: OS X v10.5 or later
  • Processor: 1 GHz Dual Core
  • Memory: 2 GB RAM
  • Graphics: Intel HD Graphics 4000
  • Storage: 95 MB available space

Recommended

Recommended:
  • OS: OS X v10.9 or later
  • Processor: 2.6 GHz Dual Core
  • Memory: 4 GB RAM
  • Graphics: 1 GB Graphics Card
  • Storage: 2 GB available space

Linux

Minimum

Minimum:
  • OS: Ubuntu 14.04.3 LTS
  • Processor: 1 GHz Dual Core
  • Memory: 2 GB RAM
  • Graphics: 512 MB Graphics Card
  • Storage: 90 MB available space

Recommended

Recommended:
  • OS: Ubuntu 14.04.3 LTS
  • Processor: 2.6 GHz Dual Core
  • Memory: 4 GB RAM
  • Graphics: 1 GB Graphics Card
  • Storage: 2 GB available space
Game details Languages, features & support
Publisher
Black Sheep Games
Achievements
10
Features
Single-player, Steam Achievements, Steam Trading Cards, Steam Cloud, Stats, Steam Leaderboards, Family Sharing
Languages
English
Compatibility & accessibility Steam Deck, controllers & access features

Can I Play This?

Steam declarations and Valve's Steam Deck compatibility result. Missing data is shown as unknown, never unsupported.

Sources fresh
Native Steam builds
Windows: unknown
macOS: unknown
Linux: unknown
Steam Deck
unknown
Valve compatibility test
Input
Controller support: unknown
Structured language support (1)
LanguageInterfaceFull audioSubtitles
EnglishYesNoYes
Steam store page fresh · checked 2026-11-05 PCGamingWiki technical notes External link only; SteamIQHQ does not ingest PCGamingWiki content.
More analysis Activity patterns, updates & developer tools

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Game Insights

Buy Verdict

Wait — $1.99.

Wait for upcoming sale in ~13 days for potentially better pricing.

▬ ~13 days until next sale

Value Score

Great Value — 89th percentile.

Price-to-player ratio ranks in the 89th percentile. Priced as Market at $1.99.

▲ Market pricing tier

Genre Benchmarks

Value Ratio Top 11%

Activity Heatmap

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Developer Analytics

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Frequently Asked Questions

Is Galactic Missile Defense worth buying right now?
Wait — $1.99. Wait for upcoming sale in ~13 days for potentially better pricing.
When does Galactic Missile Defense go on sale?
Wait for upcoming sale in ~13 days for potentially better pricing.
Is Galactic Missile Defense free to play?
Galactic Missile Defense costs $1.99 on Steam.
What genre is Galactic Missile Defense?
Galactic Missile Defense is a Action, Casual, Indie, Strategy game.
Who developed Galactic Missile Defense?
Galactic Missile Defense was developed by Black Sheep Games and published by Black Sheep Games.
What platforms does Galactic Missile Defense support?
Available on Steam for Windows, macOS, Linux.

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