Strategy · 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
Runs in your browser — nothing to install
Screenshots and video
Related releases
Part of LEGO.
Tags and modes
- Single player8,853
- Action2,544
- Bird view / Isometric2,388
- Strategy991
- Science fiction865
- Real Time Strategy (RTS)165
- Freeware122
- Aliens41
- Maze36
- Based on Brand26
- Mining24
- Spaceship23
- Resource Management21
- Snow19
- Resource Gathering17
- Tank15
- Pizza15
- Base Building13
- Promotional Tie In12
- Mech10
- Astronaut8
- Construction7
- Rivaling Factions6
- Micromanagement4
- Real Time Battles4
- Drone4
- Breeding3
- Bonus Stage2
- Good Vs Evil1
More like this
Strategy browser games
13 Bones
Casual · 2025
Playable1010Tro
Poker · 2025
Delisted3 Kings
Medieval · 2024
20 Days
World War I Ww 1 · 2020
Playable15 Puzzle
Puzzle · 2018
PlayableBeta3 Player Battle
Local Multiplayer · 2017
Playable2048
Math · 2014
2048
Offline · 2014
Playable1125899906842624
Difficult · 2014
1066
Historical · 2009
Playable3rd World Farmer
Disease · 2005
2048 7x7
Puzzle
More like this
Real Time Strategy (RTS) browser games
Playable10,000 Player Chess
Comedy · 2025
PlayableBetaAbyssus Deep Under
Underwater · 2024
Age of Ants
Demake · 2023
PlayableAdversator
Action · 2019
Adventure Time: Battle Party
Based on Tv Show · 2014
PlayableAstral Alliance
Real Time Strategy (RTS) · 2013
OfflineAnno Online
Medieval · 2013
PlayableArmy of Ages
Action · 2011
Offline8 Realms
Real Time Strategy (RTS) · 2011
Backyard Buzzing
Bugs · 2010
PlayableAge of War
Medieval · 2007
Early accessAutomakhan
Cyberpunk