Build Free Online Games - Play over 40,000 games online including online games , internet games , flash games , and all your own free games.
  Battle Wizards A Free Online Game
Blackjack Quest A Free Online Game
Blackjack Quest
Mashcar A Free Online Game
Mashcar
Paddle Wack A Free Online Game
Paddle Wack
Bugarach 2012 A Free Online Game
Bugarach 2012
shoot em
shoot em'
DonD Girl A Free Online Game
DonD Girl

extraterrestrial Games

Featured Free Online extraterrestrial Games

Cyberoids A Free Action Game
Cyberoids

Top Rated Online extraterrestrial Games

Cyberoids
Cyberoids

Newest Free extraterrestrial Games

Starship Ranger 2
Starship Ranger 2
They Took Our Candy
They Took Our Candy
Spaceman 51
Spaceman 51
Cyberoids
Cyberoids
GoldenSpace
GoldenSpace
Alien Kindergarten
Alien Kindergarten
Speed Cosmos
Speed Cosmos

Online extraterrestrial Games
Alien Extermination Game

Plays: 4928
Category: Shooting
Farmer Brown has discovered crop circles appearing in his fields every morning when he wakes up. All of these crop circles are making it hard for him to grow what he needs so Farmer Brown is on a mission. Help Brown exterminate these pestering Aliens in Alien Extermination.
Tags:
Starship Ranger 2 Game

Plays: 11748
Category: Shooting Games
Do not loose the opportunity to take part in this addictive intergalactic battle, rule your starship using arrows and shoot with Space. Colorful scenery, 4 types of arms, every episodes finishes with an invincible boss, a lot of bonuses make this online flash game magnetic.
Cyberoids Game

Plays: 9210
Category: Action Games
Cyberoids is a tower defense style game moves a player in year 2135, in the middle of conflict between "Alliance" - a joined forces of human race fights against extraterrestrial species known as "Cyberoids". The player finds himself on a small planet lost in space. The war factory on this planet is one of the biggest factories the "Alliance" has to produce weapons.Obviously, the location of "Alpha" planet is no more a secret for the "Cyberoids". You need to protect it at all costs until the "Alliance" fleet arrives. The base has a workshop which can produce various defense systems to guard the area. Your aim is to prevent any infiltration by enemy forces until reinforcements arrive.
GoldenSpace Game

Plays: 4357
Category: Shooting Games
GOLDEN SPACE Catch golden piece in the asteroids Beware of enemy Arrow Key : Control Starfighter C : Boost X : Fire V : BomB
Spaceman 51 Game

Plays: 3812
Category: Action Games
'Spaceman 51' is an extraterrestrial life form that was captured after he crashed on Earth. He and his ship were kept in a secret military base until 'Spaceman 51' managed to escape from captivity and managed to recoup his ship. Help him avoid beefing captured again by General Panic and his military power. Three difficulty settings easy, normal and insane accessible from the option menu or the pause game menu.
Speed Cosmos Game

Plays: 2391
Category: Rhythm Games
You manage a cosmonaut, who runs(roams) for return has the base(basis) to drink a good beer! But on that route and filled(performed) with kind extraterrestrial... You have to avoid these extraterrestrial by jumping by top and you can use(get) your Jetpack to lengthen(to stretch out) your jump we use(get) only a single button in this game(set,play) and we let him(it) rest(support) this time of Jetpack ( Maj).
They Took Our Candy Game

Plays: 2216
Category: Action Games
Aliens are ruining Halloween and stealing all the candy! Assemble a team of vengeful Trick-or-Treaters to rid the streets of the extraterrestrial invaders!
Alien Kindergarten Game

Plays: 2137
Category: Puzzles Games
Play the (not so) typical role of the alien single mom! Place your eggs properly and breed your own progeny. Hatch your slimy oozing eggs in 20 levels, plus countless hours of fun and extraterrestrial cuteness in random mode.

Next Page >>>

Tips: For things like scopes or hands which are either on or can go to the edge of the screen you should go to Player|Advanced and change the Bounds parameter to around 10 or so. This will give you a point based bounding box instead of a auto bounding box.