Earth is under siege!
A mysterious and powerful alien race has come to enslave the entire galaxy, and your fleet is humanity's last hope. You must put an end to the attacks and rebuild a home for the survivors. With the invaders in hot pursuit, and the dangers of the unexplored at every turn, do you have what it takes to forge a new galaxy?

Key features:

Team up with up to 4 players and explore the galaxy.
Enjoy challenging action, smart puzzles, and deep adventure.
Customize your ship with a huge selection of parts.
Use physics to solve puzzles or defeat your enemies.
Create your own galaxy using the built in editor.
Download new galaxies from other players for endless gameplay.

Proto Defense DLC

Source Studio is pleased to announce it's first Arcade map: Proto Defense!
Proto Defense is the first online multiplayer co-op turret defense game for ProtoGalaxy. Team up with your friends to defend Earth from alien invaders in this unique turret defense experience.

Key features:

Team up to defend Earth from alien invaders.
Pick from a big selection of turrets.
Reposition your turrets at any time to deal extra damage.
Take down huge bosses.
Compete in leaderboards for the highest score.
Tackle 8 new challenging achievements.
Built using the ProtoGalaxy Editor.M

ProtoGalaxy

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