40 achievements for 1500 Gamerscore
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Tower defense
Build all types of towers in one mission.
20 Gamerscore
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This planet is yours now
Finish the single player campaign.
50 Gamerscore
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Alien invaders
Finish the co-op campaign.
25 Gamerscore
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Bunker buster
Destroy the airbase headquarters during the Hawaii mission before the reinforcements are called in.
25 Gamerscore
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Extra money
Destroy the convoy with military resources during the mission in the USA.
25 Gamerscore
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Ready for battle
Start a mission with your ship fully upgraded.
20 Gamerscore
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Something unnecessary
Finish one optional mission.
20 Gamerscore
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Easily distracted
Finish all optional missions.
100 Gamerscore
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We might have underestimated them...
Finish a mission with less than 10% core integrity.
10 Gamerscore
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Everything under control
Finish a mission with 100% core integrity.
20 Gamerscore
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Can't touch this
Finish a mission without dying even once.
30 Gamerscore
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Good enough
Finish all missions with at least a silver trophy.
50 Gamerscore
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Simply the best
Finish all missions with a gold trophy.
100 Gamerscore
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You shall not pass!
Create a 1200 meters long path for enemies during the Canada mission.
35 Gamerscore
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I hate spiders
Destroy the boss in the South Africa mission.
50 Gamerscore
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Your armor is too thin
Destroy the boss in the Germany mission.
50 Gamerscore
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Air superiority
Destroy the boss in the Russia mission.
50 Gamerscore
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The bigger they are, the harder they fall
Destroy the boss in the Japan mission.
50 Gamerscore
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Destruction begins
Destroy 5000 enemy ground units in the single player campaign.
20 Gamerscore
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Hunting season
Destroy 6000 enemy ground units in the co-op campaign.
10 Gamerscore
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Kill, crush and destroy
Destroy 17500 enemy ground units in the single player campaign.
40 Gamerscore
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This world is too small for us
Destroy 20000 enemy ground units in the co-op campaign.
20 Gamerscore
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One shot, one kill
Destroy 2500 enemy air units in the single player campaign.
20 Gamerscore
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Flies are annoying
Destroy 3000 enemy air units in the co-op campaign.
10 Gamerscore
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Fireworks
Destroy 10000 enemy air units in the single player campaign.
40 Gamerscore
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This airspace belongs to us now
Destroy 12000 enemy air units in the co-op campaign.
20 Gamerscore
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They won't need it anymore
Destroy 2000 objects in the single player campaign.
20 Gamerscore
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I'm looking for treasure
Destroy 5000 objects in the single player campaign.
40 Gamerscore
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It was ugly anyway...
Destroy 2500 objects in the co-op campaign.
10 Gamerscore
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BOOM!
Destroy 6000 objects in the co-op campaign.
20 Gamerscore
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You always remember your first one.
Earn your first medal in Survival Mode.
25 Gamerscore
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It is easier than it looks.
Earn 7 bronze medals in Survival Mode.
50 Gamerscore
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I am getting better at this.
Earn 5 silver medals in Survival Mode.
75 Gamerscore
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Hardcore olympic games.
Earn 3 gold medals in Survival Mode.
100 Gamerscore
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Explosions everywhere.
Destroy 5000 enemy units in Survival Mode.
20 Gamerscore
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They are not good enough for me.
Destroy 10000 enemy units in Survival Mode.
40 Gamerscore
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The best defense is a good offense.
Destroy 20000 enemy units in Survival Mode.
60 Gamerscore
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Bring me more!
Survive wave 5 in Survival Mode.
20 Gamerscore
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I will not die!
Survive wave 10 in Survival Mode.
40 Gamerscore
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True survivor.
Survive wave 15 in Survival Mode.
70 Gamerscore