Here is the full list of all 50 Lost Planet 3 achievements.
Unlocked Sphere Cell.
Finished the Game on Hard Difficulty.
Finished the Game on Any Difficulty.
Stopped Isenberg for Good.
Watched Coronis Fall.
Defeated Laroche.
Discovered Nushi.
Found all Logs.
Finished Kovac's Quests.
Discovered the Lost Contractor's Fate.
Bought every Weapon and Rig Upgrade.
Took Storm Readings.
Killed the Gorevorgg.
Restored the Fueling Depot.
Planted every Post.
Fully Unlocked Bestiary.
Found all Mementos.
Purchased all Ethologist Upgrades.
Completed Deep Core Drilling.
Stopped the Akrid infestation.
Found a Memento.
Found 50% of Logs.
Tagged an Albino Tarkaa.
Opened the Armory.
Returned the Medicine.
Killed a Cat-G Akrid with the Rig.
Found a Mysterious Structure.
Purchase First Rig Upgrade.
Brought the Com-Dish Online.
Planted your First T-Post.
Rescued the Trapped Scientists.
Secured the Moorings.
Emptied your First T-Post.
Defended Laroche.
Got your Rig.
First Weapon Upgrade Purchased.
Found a Log.
Saved by Laroche.
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 30 Sphere Cells.
Unlocked all Sphere Cells.