Alien Hallway
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Alien Hallway is a totally new action- strategy shooting game for the PC developed by Alien Shooter series makers, Sigma Team company. Here, in Sigma's adrenaline-fueled game, players measure stamina with a never-ending stream of green creatures within the borders of a special military mission. The rules are severe and the fate of Humanity is put on the line.
Blood Lust
Very common82.6%Kill 100 aliens
Numerical Superiority
Very common72.7%Call for 20 friendly units during the battle
Armada
Very common71.3%Call for 50 friendly units
Bloodbath
Common67.9%Kill 1000 aliens
Good start
Common64.6%Liberate the first planet
Fire in the hole
Common60.1%Throw 300 grenades
Hell
Common54.1%Call for 20 Flamethrowers during the battle
Mean
Common50.3%Accumulate 1000 energy units during the battle (can't be achieved on "Resources refill" and "Final Step" levels)
Elite only!
Common43.6%Call for 5 Heavy laser gunners during the battle
Phantom warrior
Common40.1%Have 10 Snipers simultaneously present during the battle
Air supply
Uncommon38.3%Use airstrike 100 times
Liberator
Uncommon35.6%Complete all game levels
Air force
Uncommon27.3%Upgrade airstrike till 7th level
Invincible
Uncommon27.0%Complete any level of the last planet without loss of friendly units
Master of defense
Uncommon24.8%Upgrade the base till 5th level
Great commander
Uncommon23.5%Upgrade all friendly units till 4th level
Extreme
Uncommon21.7%Win the battle with lower than 50% health level of your base
Perfectionist
Uncommon21.1%Get 5 stars for all game levels
Specialist
Uncommon20.4%Upgrade one unit till 10th level
Professional
Uncommon15.5%Complete the game on extreme level of difficulty
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