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