Here is the full list of all 50 Lost Planet 3 achievements.
Finished the Game on Any Difficulty.
Stopped Isenberg for Good.
Watched Coronis Fall.
Defeated Laroche.
Discovered the Lost Contractor's Fate.
Discovered Nushi.
Restored the Fueling Depot.
Killed the Gorevorgg.
Took Storm Readings.
Found all Mementos.
Found 50% of Logs.
Found a Memento.
Completed Deep Core Drilling.
Bought every Weapon and Rig Upgrade.
Stopped the Akrid infestation.
Tagged an Albino Tarkaa.
Opened the Armory.
Returned the Medicine.
Killed a Cat-G Akrid with the Rig.
Found a Mysterious Structure.
Brought the Com-Dish Online.
Planted your First T-Post.
Rescued the Trapped Scientists.
Purchase First Rig Upgrade.
Secured the Moorings.
Emptied your First T-Post.
Defended Laroche.
Got your Rig.
First Weapon Upgrade Purchased.
Found a Log.
Saved by Laroche.
Finished the Game on Hard Difficulty.
Planted every Post.
Fully Unlocked Bestiary.
Found all Logs.
Finished Kovac's Quests.
Purchased all Ethologist Upgrades.
Won a Multiplayer Match.
Won 25 Multiplayer Matches.
Won every Scenario.
Perform your first Stealth Kill in a Multiplayer Game.
Delivered The T-Eng Canister 2 times during a multiplayer Outpost Scenario match.
Killed 20 Wardeyes during a multiplayer Research Lab Akrid Survival match.
Delivered the T-Eng Canister 3 times during a multiplayer Alpha Lair Scenario match.
Destroyed Satellite Array.
Get a kill while on the Battlecat.
Delivered the T-Eng Canister to win a multiplayer Quarantine Scenario match.
Unlocked Sphere Cell.
Unlocked 30 Sphere Cells.
Unlocked all Sphere Cells.