We are fascinated with what lies outside of the boundaries of earth. Are we truly alone or is the galaxy filled with other intelligent life forms? Games have tackled this question time and time again, with many different takes on the matter. Here are the top 20 alien video games of all time.

• Mac Games Alien Killing Game
• Games Alien Shooter
• Mac Games Alien Killing Season

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When she left Earth, Ellen Ripley promised her daughter Amanda she would return home for her 11th birthday. Amanda never saw her again. Fifteen years later, Amanda, now a Weyland-Yutani employee, learns that the flight recorder of her mother’s ship, the Nostromo, has been recovered at the remote trading station Sevastopol. Jan 23, 2014 The 10 Greatest Early Mac Games (And How to Play Them). And the pop-up aliens you had to kill were a real adrenaline rush - this was four years before Doom, mind you. For a brief moment, the.

Alien Isolation

The Xenomorph is one of the most terrifying aliens ever conceived, and Alien Isolation puts this pedigree to good use. It slinks through each area, hiding in the shadows until it’s ready to strike with its mini-me tongue. Its sleek black form immediately strikes fear in the player, because they know that there is little chance of survival.

Free space & alien-themed games to play now on Learn4Good.com - Cool games for children, teens & nostalgic grownups. From classic space invaders-style arcade games, to shoot-em-up spaceship games, to more challenging strategy space games.

X-Cav 8R Alpha is a blistering, high-octane, vertical scrolling shooter / space invaders-style arcade game where you must pilot a small spaceship through a treacherous battlefield filled with fast approaching meteoroids, missile firing alien spacecraft, and more. This quick-paced game of skill and timing is very much a test of your survival instinct and ability; can you dodge and weave skillfully enough to keep your spaceship intact, and eliminate enough enemies to score highly?

Strategy / skills required for this retro alien invaders game: Like all good throwbacks to the classic 1980s space invaders genre, this fun online game requires good observation and anticipation skills, really fast reactions, deft movement and timing, dogged determination, and more. You need the desire and the stamina for a long flight – providing you have the piloting skills to survive deep into later levels.

Fracture is a highly-addicting and intense classic 1980s-style, space invaders shoot 'em up extravaganza and accuracy-based skill game. Here, you control a speedy spaceship in a confined battlefield, and must attempt to eliminate the various colored-shape enemy spacecraft that chase you around the play zone. This is non-stop space battle action, with constant dodging and weaving as you simultaneously try to survive and go on the attack!

Skills / strategy required for this retro space fighter arcade game: Fast reactions, good hand-eye coordination skills, sharp focus and concentration, and nimble reflexes are vitally important as you attempt to keep your spaceship out of harm's way while eliminating enemies. You simply must stand tall, play it tough, and take on all enemies!

Soldiers can gain veterancy and be used in multiple battles or base defense. Gun game for mac free. Earn Medals to permanently boost the stats of your units.

Interplanetary is a fun and interactive, teamwork-based, platform adventure game where you must guide two brave astronauts through a series of dangerous ledge and obstacle-filled levels on dangerous planets while avoiding aliens. The ‘little and large’ combo must collect all of the green gems in each level, and then make their way to the spaceship in order to progress. But there's no time to hang around – Oxygen is scarce on these interplanetary levels, and the clock is ticking!

Reasons to play this cool, platform-based skill game: Unleash the power of teamwork and combination play as you utilize the individual attributes of both characters to work toward the common goal of escape in each level. Play the game as a solo mission by controlling both astronauts simultaneously, or enlist the help of a friend, classmate or family member to control one of the characters as part of a dynamic, platform-conquering duo!

Mac Games Alien Killing Game

Strategy to win: As well as combining the jumping skill of the ‘little’ character with the fire-quenching power of the ‘big’ character, you must also use fast reactions, reflexes, and good keyboard control skills. Multitasking skills also come into play – especially if you are playing the game on your own, and controlling both characters. Most of all – you must think of the astronaut duo as a 'team', as without the help of one another, they're going nowhere!

Blast your space invader enemies and defeat the Big Boss! A-Blast Liberation is a straight-forward, space invaders-style shooting action game and mouse control challenge where you must eliminate wave after wave of alien enemy spacecraft while dodging and weaving to avoid missile fire and collisions. Set in a confined, high-intensity, arcade battlefield, you must fend off increasingly-powerful groups of alien fighters (known as the Alien Armada), eventually taking on a Boss character at the end of each level.

Reasons to play this high-octane, space invaders game: Nostalgic fans of 1970s and 80s retro space invader games should enjoy the familiar top-to-bottom game play, while beginner players are also greatly tested. A high difficulty level means this game presents a real challenge. You need to be completely ‘in the zone’ to succeed!

Strategy to win: To go deep into this all-action arcade game, you must exhibit super-fast reactions, excellent hand-eye coordination & mouse control. Decision-making skills are also important – To decide when and where to go on a full-on attack, and when to dodge and let enemy spacecraft pass. 100% Concentration is Key; there is very little room for error, and the aliens just keep on coming!

Play an arcade space shooter game, and pilot a high-speed mini spacecraft through 30 dangerous maze levels filled with enemy-spawning portals, harmful outer walls, and many more treacherous hindrances! Underrun is a challenging, space invader-style, flying skill and shooting game where you must safely guide a speedy spaceship through narrow mazes toward an Exit Portal. In each of the 30 progressively-tricky levels, you need to dodge and weave around enemy rockets, fire your own missiles back, collect power-ups, and exhibit some top-class piloting skills!

Skills required: This classic-style arcade action game requires excellent timing skills in mastering the keyboard-based control of your spacecraft. Sharp reactions, observation and anticipation skills are vital. Maze puzzle solving determination is also key. The rocket-fueled, momentum-based movement of your spaceship can take some time to get used to, so trial and error and patience definitely play a part in your success.

Orbitron is a fun and addicting, old-school space invaders arcade-style game for kids, teens and family that combines accurate mouse control and reaction skills, tower defense strategy, alien shooting, and a clever use of upgrades and defensive buildings. As Chief Orbit Protector, you are in charge of constructing Tetris block-like defensive walls, eliminating enemies, and keeping your ‘orbit’ (base) safe from wave after wave of enemy attacks.

Reasons to play this fast-paced, online arcade game: Put your reaction speed and strategy skills to the test! Fans of classic space invaders games should enjoy the retro game interface and action here. However, there is also a more modern, futuristic aspect to the game. This is far from a simple, one-dimensional shooting challenge – You also have to construct protective barriers and use good strategy to survive the constant onslaught from enemy alien spacecraft.

Strategy to win: You really need to exhibit fast reactions, sharp hand-eye coordination, and smart observation skills here. Accurate mouse and keyboard control skills are also important. Your decision-making and battle strategy skills need to be hot and ‘on point’! When and where you place defensive measures is the key to you going ‘deep’ into the levels here.

Games Alien Shooter

Slow down time, collect powerups, and dodge hazards in a retro-style survival quest! Operation Chaos is an 8-bit, space piloting arcade game where you must use fast mouse control to dodge blocks, enemies and other obstacles in a mad dash to stay alive. In this challenging, vertical scrolling, skill-based game, you can utilize ‘bullet time’ to slow down the action and evade enemies while guiding your spaceship safely to the end of each increasingly-difficult level. Have you got the piloting skills to complete all 10 levels?

Reasons to play: Fans of classic, 1980s-style space invaders games should enjoy the nostalgic action here. However, it's not all about the nostalgia – This game also plays as a stimulating and tricky test and exercise of your reaction skills, concentration, mouse control, determination, and will to win.

Mac Games Alien Killing Season

ReflexION is an intense, neon-themed breakout / ball & paddle game for kids and nostalgic grownups that combines good defensive strategy with fast reactions and mouse control skills. Facing off against missile firing, space invader enemies, you must quickly maneuver your paddle around the game zone in order to protect your core / base area, and deflect and rebound the enemy missiles back at their sources.

Reasons to play this fast-paced, upgrade-based arcade game: Fans of classic retro arcade games such as Pong, Atari Breakout, Arkanoid should enjoy this fun, modernized take on the 1970s & 80s genre. Fans of tower and base defense games should also find ReflexION well worth the time. Each increasingly-challenging level requires 100% concentration, quick reflexes and reaction speed, and coordination skills as you attempt to protect the bottom of the game zone while using rebounded missiles to take out the enemy.

Strategy to win: Good hand-eye coordination and mouse control, and a cool head under pressure is essential as you attempt to use the momentum of your paddle against your enemies. A basic appreciation of angles and trajectory also comes into play as you use the contours of the game screen to perform ‘bank shots’ that take out your enemies from either side. Decision-making strategy is also an interesting factor toward your defense success as you decide which upgrades to select in between each level.