Description

Off-world setting: First game in the series set on an alien planet.
Diverse Missions: From killing alien plants to rescuing captured humans.
Advanced Units: Deploy a variety of advanced units to help in combat.
Precious Gems: Collect gems to enhance your firepower and capabilities.

In City Siege 4: Alien Siege, you embark on a thrilling off-world adventure. As the first game in the series set on an alien planet, you're tasked with annihilating menacing extraterrestrial plants and rescuing abducted humans. With your high-tech troops and lazer guns, prepare to wage war against these strange alien creatures who are also guarding precious gems that humanity needs.

How to play

Use your mouse to aim and shoot at enemies. Navigate through the map using keyboard arrow keys. Deploy advanced units to fight for you using the menu at the bottom of the screen. Progress by freeing human captives and collecting valuable gems. The more missions you complete, the stronger your army becomes.

Tips and Tricks

Strategy is vital. Make sure to pick your troops wisely based on each level's challenges. Use obstacles as cover during combat. Don't forget, rescuing humans is just as crucial as obtaining gems.