Destroy the approaching space invaders, and upgrade your ship between waves, by trading your undamaged hull parts (HP) for upgrades. Remember though, you need the hull parts to take damage, but you also need the upgrades to survive the increasingly difficult invaders. How long can you hold out?

Controls

Move mouse cursor = Move ship left and right.
Left Click = Fire a bullet.
Left Click and hold = Fire bullets automatically.
1 2 3 = Buy upgrades (on upgrades screen).
Enter = Continue game (on upgrades screen).
r = Restart (on game over screen).

Credits:

• Programmed by @Josh6680
• Artwork by @QualityCatGames

Tools:

• Visual Studio 2017 (C# language)
• Paint.net (pixel art)
• BFXR (sound effects)
• GIMP 2 (misc image editing)

Libraries:

• SFML.Net 2.5
• OptimizedPriorityQueue
• .NET Framework 4
• J2D (custom, work in progress)