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Lethal Laser Steam CD Key

Lethal Laser Steam CD Key
Strategy Indie
Region free
English Japanese Chinese
Release date: 16 Aug, 2017
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  • Description
  • System requirements
  • Activation details

Solo developed indie game.

《Lethal Laser》 is a directional laser based tower defense game.
As the Doctor in lab, you need to research and upgrade your equipment, and as the Commander in battlefield, you need use your strategy to make the use of them. You cannot hold the gigantic laser generator yourself, but you can make the laser go wherever you want by reflection, split etc. Also you can give the laser special power by change its color, seperate color, combine color etc.


  • Game Mode
    • Commander Mode:
      Laser based TD + Pure Strategy + Evaluation.
      For players who’s willing to challenge fairly, reply fail and retry, find the perfect solution to beat the system.
    • Doctor Mode:
      Laser based TD + Customize Difficulty + Tech Upgrade + Loot Equipment.
      For players who like to grow and strength up, only focus to upgrade their favorite strategy, and keep pushing the limit.
  • Towers
    10 Types of Tower. Place them in the battlefield, change laser's direction to attack your enemy or convert laser to different color with special power.
    • Reflection: The most basic one, change laser’s direction.
    • Split: Make one laser to two.
    • Color Convert: Give the laser special color and ability.
    • Color Combination: Producing superior type of lasers.
  • Lasers
    8 Types of Laser, each one has its own color and unique ability. You need to consider the geo factor, your resources, and the enemy's resistance to make your choice.
    • Red Laser = Burn, continually life damage.
    • Green Laser = Acid, corrupt the armor, weaken your enemy.
    • Green Laser + Blue Laser = Cyan = Static, cause short circuits, paralyze enemy.
    • 3 colors combination = Black = Drain, steal enemy’s resource and energy to your pocket, etc.
  • Growth Factor
    In Doctor mode, after each battle you will receive Tech Point and new Chips, use them wisely and make them as your advantage for next battle.
    • Tech Upgrade: over 120 researchable items.
    • Loot Equipment: Unlimited random generated equipment.
  • Challengeable content
    Totally 40 Mission Maps: Including both fixed path type and self-build maze type. For each map, there is result evaluation in Commander mode, and customize difficulty options in Doctor mode.
  • Other system
    • 4 Player Command Skill + 10 Enemy Command Skill.
    • Geo Advantage Point, Support and Alarm System, etc.
    • Over 60 Achievements for you to challenge.



  • OS: Windows 7 or Later
  • Processor: 2.0 GHz
  • Memory: 2000 MB RAM
  • OS: Mac OS9
  • Processor: 2.0 GHz
  • Memory: 2000 MB RAM

Key activation

  1. Go to: and download STEAM client

  2. Click "Install Steam" (from the upper right corner)

    Download Steam
  3. Install and start application, login with your Account name and Password (create one if you don't have).

  4. Please follow these instructions to activate a new retail purchase on Steam:

    • Launch Steam and log into your Steam account.
    • Click the Games Menu.
    • Choose Activate a Product on Steam...
    • Follow the onscreen instructions to complete the process.

    After successful code verification go to the "MY GAMES" tab and start downloading.

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