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  Bugarach 2012 A Free Online Game
Alien Extermination A Free Online Game
Alien Extermination
Present Protector A Free Online Game
Present Protector
Bakery Defense A Free Online Game
Bakery Defense
BACKSLASH A Free Online Game
BACKSLASH
Battle for Paris 2: The Recked Air Field A Free Online Game
Battle for Paris 2: The Recked Air Field
Louie A Free Online Game
Louie

Online alien Games
Cattle Invasion Game

Plays: 1604
Category: Action Games
Aliens have finally come and they are looking for our cows. Control a lonely cow and try to keep him alive as long as possible.
Battle of The Universe Game

Plays: 1597
Category: Adventure Games
Destroy the opposing aliens that have began destroying earth! Make sure they pay for their insulting attack!
Space Missiles Game

Plays: 1594
Category: Action Games
Destroy the Alien ships trying to take the Red Masses into the Sun. If the Aliens succeed it will cause an explosion so grand that it will lead to the destruction of all life on Earth.
Flu Aliens Game

Plays: 1581
Category: Shooting Games
An army of aliens are attacking our world and only you can see them because you’re a tiny robot made by the people of earth to fight the alien’s back. Will you stop them or fail? Also you can upgrade and buy new ship.
Foreign Creature Game

Plays: 1579
Category: Puzzles Games
"Foreign Creature: The Unforgotten Mistake" is a point-and-click thriller where you see the world through the eyes of a foreign creature. This blood-thirsty alien moves through the world unseen, leaving only a trace of blood and horror.
Alien Invasion Game

Plays: 1570
Category: Action Games
You as an alien have invaded earth, Use your energy blast in order to take over the planet earth Aka your dinner, now get busy with it!
SUNKEN WORLD Game

Plays: 1569
Category: Action Games
Take control of an enormous Kraken beast defending a mythical underwater nation from the invading humans. Think 'Avatar' combined with '20,000 Leagues Under the Sea' Attractive graphics, unique theme, addictive and challenging gameplay. Build experience points to unlock special powers. Great particle-fx explosions! (Please avoid playing this game using Chrome. There is a known lag issue caused by the browser itself)
Backyard Alien Defense Game

Plays: 1566
Category: Action Games
Simple point and shoot game. Your backyard is being invaded by creepy aliens and you need to defend it. Start with a basic gun and upgrade to better ones as you progress through the game. The game ends when you defeat the boss.
Robots aliens 2 Game

Plays: 1565
Category: Action Games
Robots taking over the planet. Required to reflect the attack from the air. Do you have a magic ball that turns into a powerful weapon.
E. T. Escapes...The Robot Reformatory Game

Plays: 1556
Category: Adventure Games
A point and click game from Artkivez.com. While cruising, a Robothian patrol intercepts you. Accused of possessing a tractor beam from a missing scout ship you are taken to a detention outpost. An unpleasant memory probe awaits you unless you can ESCAPE!
Alien Anarchy Game

Plays: 1553
Category: Action Games
The group of brave space voyagers made a crash landing on a distant planet. They’ve encountered hostile inhabitants who claimed to cut the invaders’ heads off. So, now you have to defend your crew as long as possible while repairing the ship. - 3 hero classes - 12 weapons - 7 weapon modifiers which provide unique abilities and unlock various strategies - 7 skills with 10 levels each - hundreds of enemies trying to get you dead or alive What else do you need to have fun? Oh, did we mention that the planet was the Earth and the voyagers were the aliens?
Killroom Game

Plays: 1548
Category: Action Games
An alien army is invading earth. Your job as a weapons engineer is to build a killroom to protect yourself. This is a different approach of an endless tower defense game. You have 6 different weapons in your arsenal. A lot of them require electricity so make sure to upgrade the tiles you want to place the weapons on. All weapons can be upgraded.
Bugarach 2012 Game

Plays: 1548
Category: Shooting Games
Defend Earth from alien invaders in the town of Bugarach in 2012! For freedom! Unite Earthlings!
Lava Alien Assault Game

Plays: 1543
Category: Adventure Games
Aliens from the sun have planned an attack on earth, Make sure that they do not succeed, Dodge fire balls and alien ships while defending the planet earth.
Smoops Game

Plays: 1543
Category: Action Games
Stomp on the sarcastic alien invader pests as they attempt to destroy your home.
Gamma Racing 3D Game

Plays: 1542
Category: Adventure Games
An alien race threatens to destroy earth if you fail to win an intergalactic space race. Race your space ship against other real life players, using our unique deferred multiplayer system. Win all 6 races to save our precious planet.
Astroback Game

Plays: 1540
Category: Action Games
The Astroback is adventure. Adventure into uncharted planet. Our hero has crashed and he had to explore this new world. Adverse conditions and evil animals do not break our hero and he'll come back home!
Space Pirate Vs Alien Lobsters Game

Plays: 1538
Category: Action Games
Those mangy Alien Lobsters have taken yer sword. Use your Space Pirate skills to blast those pesky critters of the spacey sea to another dimension.
Aliens in the Box - Revenge Game

Plays: 1526
Category: Action Games
The aliens are back!!! Use your mighty powers of gravity to drop the little green dudes into the box. Be fast if you want to save the world and return them to their planet.
Pocket Alien Logic Game

Plays: 1516
Category: BoardGame Games
This is a logic matching game where you have to bring the astronaut to the floor before puzzle is cleared. There are different alien,creatures and traps, use yours skill to solve the puzzle.

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Tips: Go to Gameplay and choose Win On Timer for games where the enemy doesn't shoot and there is no way for you to be destroyed.