SPACE INVADERS

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How to Play

Welcome to Space Invaders Professional Edition! Defend Earth from alien invasion across 1000 challenging levels.

• Use the LEFT and RIGHT arrow keys to move your spaceship
• Press the SPACEBAR to shoot at the aliens
• Destroy all aliens to advance to the next level
• Avoid alien bullets and don't let aliens reach the bottom
• You have 3 lives - if you lose all lives, the game is over
• Collect power-ups for special abilities
• Reach Level 1000 to complete the game!

Good luck, Commander!

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Level Progression System

This game features 1000 unique levels with progressive difficulty:

• Levels 1-100: Basic aliens, slow movement
• Levels 101-300: Faster aliens, new alien types
• Levels 301-500: Multiple alien types, increased firing rate
• Levels 501-700: Boss aliens appear, faster movement
• Levels 701-900: Mixed alien formations, rapid firing
• Levels 901-1000: Ultimate challenge - maximum difficulty

Every 100 levels, you'll face a special boss alien with unique behavior!

Pro Tip: The game saves your progress automatically. You can continue from your highest reached level!