City Siege 4. Alien Siege

About This Game

The fourth installment of the City Siege franchise and the first to be set on another planet.

Arm yourself with advanced units and lazer guns and take on the evil plants from this crazy world. After all they have valuable gems we need… Oh, and there are also some humans they abducted for you to save.

Get out there and kick some alien-plant butt!

How to Play

Use the mouse to navigate the menus and manage your army/buy new troops.

In-Game Controls:

Click the Drop Ship to deploy your troops.
Use the mouse to aim and shoot and select troops.
Use WASD or Arrow Keys to move troops around the level.
Group your troops using the ‘Grouping’ button.
Press [G] to toggle Grouping/Force Fire modes.
Press [T] to Teleport your grouped troops to the selected Troop’s positions.
Press [+] or [-] to quickly switch between your troops.

Game Features

• Instant play — runs in your browser, no download or installation
• 100% free — no sign-up, no payment, play as long as you like
• Any device — desktop, laptop, tablet and mobile friendly
• Fullscreen mode — use the Fullscreen button below the game for the full experience
• Part of our Shooter collection — hand-picked for quality and quick loading

Why Play City Siege 4. Alien Siege?

If you enjoy Shooter games, City Siege 4. Alien Siege deserves a place in your rotation. It runs entirely in your browser on Game Crafty — no installation, no sign-up, no cost — and it plays just as well on a phone between errands as it does on a desktop with a big screen. Give it two runs: the first to learn it, the second to beat your own best.