50 achievements for 1000 Gamerscore
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One Small Step
Complete the training mission
15 Gamerscore
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Pacifist
Complete a Cronus level without killing any operators (Rookie or harder)
15 Gamerscore
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Awesome Aggression
Get 100 kills in Challenge Mode Countdown (Hotshot or harder)
15 Gamerscore
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Goblin King
Get 100 kills in Labyrinth
15 Gamerscore
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Just Practicing
Get 500 Challenge Mode kills on Trainee
15 Gamerscore
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Killing Spree
Get 20 consecutive Challenge Mode kills without taking damage
15 Gamerscore
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Nearly Impossible
Get 100 Challenge Mode kills on Insane
15 Gamerscore
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No Dead Cats
Finish 5 Cronus levels without finding any secrets
15 Gamerscore
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Not Bad
Score 100,000 in Challenge Mode on Rookie
15 Gamerscore
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A Real Challenge
Score 100,000 in Challenge Mode on Hotshot
15 Gamerscore
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Are You Insane?
Score 100,000 in Challenge Mode on Ace
15 Gamerscore
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Untouchable
Destroy every operator in a Lockdown without taking damage (Rookie or harder)
15 Gamerscore
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One Hand Tied
Get 50 Challenge Mode kills in one session without firing a primary (secondary/smash only)
15 Gamerscore
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Unarmored
Get 500 Challenge Mode kills on Rookie
15 Gamerscore
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Ahisma
Complete Challenge Mode Countdown with 0 kills (Rookie or harder)
15 Gamerscore
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Down by 40
Kill every operator on Ymir Outpost
15 Gamerscore
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Goliath Goes Down
Complete the Outer Moons levels
30 Gamerscore
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Taurus Tumbles
Complete the Titan levels
30 Gamerscore
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Terminal Velocity
Complete the Cronus mission (Trinidad ending)
80 Gamerscore
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The Big Bang
Complete the Cronus mission (Beale ending)
80 Gamerscore
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Hotshot Pilot
Finish the Cronus mission on Hotshot
15 Gamerscore
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Ace Pilot
Finish the Cronus mission on Ace
15 Gamerscore
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Insane Pilot
Finish the Cronus mission on Insane
15 Gamerscore
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Double Dipper
Finish New Game+ (Ace or harder)
30 Gamerscore
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Rescue Ranger
Recover every cryotube in the Cronus mission
15 Gamerscore
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No Stone Unturned
Find every secret in the Cronus mission
15 Gamerscore
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Omega Man
Get 40 kills in each secret level in the Cronus mission
30 Gamerscore
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No Time to Save
Finish the Cronus mission in under 3 hours of playtime without saving
15 Gamerscore
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Embrace the Darkness
Complete Phoebe Refinery without using the Headlights or Flare
15 Gamerscore
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Lost and Found
Give the Hologuide a command in 5 different Cronus mission levels
15 Gamerscore
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Pathfinder
Complete the Cronus mission without using the Hologuide at all
15 Gamerscore
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Rear View
Finish a Cronus level flying only backwards (no sliding or forward movement)
15 Gamerscore
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The Kulas
Kill yourself with a devastator 10 times
15 Gamerscore
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Restricted Mode
Finish the Cronus mission without upgrading anything
15 Gamerscore
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Flyin' Solo
Finish a Cronus level without picking up a single powerup (except keys)
15 Gamerscore
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Missile Phobia
Max out all secondary ammo at the same time
15 Gamerscore
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Third Street
Break every monitor in the Cronus mission
15 Gamerscore
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Run or Die
Survive to the end of Countdown (Ace or harder)
15 Gamerscore
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Infinite Forever
Get 100 Challenge Mode Infinite kills on every level (Rookie or harder)
30 Gamerscore
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Unbreakable
Score 50,000 and survive to the end of all Challenge Mode Countdown levels (Rookie or harder)
30 Gamerscore
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Destroyer of Souls
Get 1000 kills in Multiplayer
30 Gamerscore
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Ready for Action
Finish 10 matches in Multiplayer (matchmaking)
15 Gamerscore
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Master of None
Get a kill with every weapon and missile in Multiplayer
15 Gamerscore
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A Winner Is You
Win 25 matches in Multiplayer (matchmaking, team or anarchy)
30 Gamerscore
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Persistence
Die 1000 times in Multiplayer
15 Gamerscore
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Robocide
Destroy 1000 operators
15 Gamerscore
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Such Wonderful Toys
Unlock all the Challenge Mode and Multiplayer upgrades and loadouts
15 Gamerscore
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Fully Loaded
Fully upgrade every weapon and missile in the Cronus mission
15 Gamerscore
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Demo Derby
Smash 10 operators in one level
15 Gamerscore
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Bright Light! Bright Light!
Destroy an operator using only Flares
15 Gamerscore