LEGO Mars Mission: CrystAlien ConflictNew tab
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LEGO Mars Mission: CrystAlien Conflict cover art

Real Time Strategy (RTS) · Browser game

LEGO Mars Mission: CrystAlien Conflict

Released August 2007 · by 4T2 Multimedia

Also known as CrystAlien Conflict, Astros vs. Aliens, LEGO Mars Mission: Astros vs. Aliens

Official website

Runs in any browser — no download, works on Chromebook

Screenshots and video

Related releases

Part of LEGO.

Tags and modes

  • Single player10,653
  • Action2,856
  • Bird view / Isometric2,740
  • Strategy1,140
  • Science fiction972
  • Real Time Strategy (RTS)180
  • Freeware145
  • Aliens45
  • Maze41
  • Spaceship40
  • Mining28
  • Resource Management26
  • Based on Brand26
  • Snow24
  • Tank20
  • Resource Gathering19
  • Pizza18
  • Base Building15
  • Promotional Tie In12
  • Mech10
  • Astronaut8
  • Rivaling Factions8
  • Construction7
  • Real Time Battles5
  • Micromanagement4
  • Drone4
  • Breeding3
  • Bonus Stage2
  • Good Vs Evil1

LEGO Mars Mission: CrystAlien Conflict: questions and answers

Can I play LEGO Mars Mission: CrystAlien Conflict in my browser?
Yes. LEGO Mars Mission: CrystAlien Conflict runs right on this page — press Play at the top. There is nothing to download or install, and it works in any modern browser, Chromebooks included.
Is LEGO Mars Mission: CrystAlien Conflict free?
Yes, LEGO Mars Mission: CrystAlien Conflict is free to play.
Who made LEGO Mars Mission: CrystAlien Conflict?
LEGO Mars Mission: CrystAlien Conflict was made by 4T2 Multimedia and came out in 2007.

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