Retro Game Tips for Planets Under Attack (Xbox 360)
Achievement: Thorough
When:
During game
How:
Earn all stars in a single mission in the Humanity Inc.campaign.
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Achievement: Midshipman
Achievement: Lieutenant
Achievement: Commander
Achievement: Vice Admiral
Achievement: Man of the Year
Achievement: Jack of all trades
When:
During game
How:
Win in each basic game mode: Elimination, Capture, Domination, King of the Hill.
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Achievement: Heart of iron
When:
During game
How:
Win a 4 player free for all match against 3 hard AI.
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Achievement: Intergalactic
Achievement: Don't panic!
When:
During game
How:
Successfully defend a planet with just a few citizens on it (except for offline multiplayer).
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