30 achievements for 1000 Gamerscore
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A Day's Work
Destroyed 1,000 enemies
10 Gamerscore
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Ivy Leaguer
Completed a map other than Easy Street without the base taking damage
40 Gamerscore
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National Icon
Reached level 20
50 Gamerscore
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Defenders of Freedom
Reached level 20 with all player characters
70 Gamerscore
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They Shall Not Pass
Completed any map on hard, other than Easy Street without taking damage
50 Gamerscore
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Exterminator
Destroyed 10,000 enemies
20 Gamerscore
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Out of This World
Completed 5 maps in multiplayer
20 Gamerscore
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Goose It!
Destroyed an Annihilator before it deployed
10 Gamerscore
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Big Spender
Spent more than $7,500 in any map other than Easy Street
10 Gamerscore
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Beatnik
Completed any map other than Easy Street without any structure kills
20 Gamerscore
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Sharpshooter
Destroyed 10 enemies with the Rifle in 5 seconds
30 Gamerscore
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Slugger
Destroyed 5 flying enemies in 5 seconds with the shotgun
70 Gamerscore
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Reporting For Duty
Completed any map other than Easy Street using only infantry
30 Gamerscore
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Cranked!
Destroyed 20 enemies within 1 second
50 Gamerscore
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Ice to Meet You
Froze 10 enemies within 1 second
10 Gamerscore
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Great Balls of Fire
Set fire to 10 enemies simultaneously
10 Gamerscore
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Circuit Breaker
Destroyed 50 enemies using Tesla Coils in any single map other than Easy Street
20 Gamerscore
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Cryo Baby
Threw 10 enemies at once with the Cryo Blaster secondary attack
10 Gamerscore
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Just Walking in the Rain
Destroyed 200 flying enemies
10 Gamerscore
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Bring Him Down!
Defeated the Juggernaut
30 Gamerscore
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Engineer
Placed 1000 structures
10 Gamerscore
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Making Bread
Sold 1000 structures
20 Gamerscore
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Negative Perspiration
Survived 10 waves of Invasion Mode
40 Gamerscore
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Clanked!
Defeated the Stalker
60 Gamerscore
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All Talk
Failed a map more than 5 times
10 Gamerscore
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Stacked
Unlocked every structure and weapon
40 Gamerscore
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Square
Completed every map on normal difficulty
30 Gamerscore
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Earth's Protector
Completed every map on hard
50 Gamerscore
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Fortified!
Completed all maps on insane
70 Gamerscore
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Cloud Nine
Survived to wave 20 in Invasion mode on hard
100 Gamerscore