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