Samarium

Mind Your Surroundings Get 50 indirect kills using explosive objects in levels in the single player Campaign.

Jack of All Trades Killed an enemy with a science weapon sneak attack during TTD, with a weakspot critical hit.

No Time to Change Clothes Complete The Heroes Return

METAL GEAR SOLID® Booty Master Collect all of the METAL GEAR SOLID® prize bubbles

International A License Complete the International A License.

Alien Archivist Collected all Alien Captive Recordings

Rough Landing Detonate a trip mine with a thrown enemy. (Single-Player)

Torque Beginner Gain a star in any event of 'Torque'.

It's a megablast! Destroyed a bomb, taking out 5 enemies along with it in Toy Wars.

Cold Day in Russia Complete Volga River, Stalingrad (Day)

Mask Quartet Give yourself and 3 other people a mask to wear, all at the same time.

Keen-eyed Marksman Kill 50 enemies with headshots in a single playthrough.

It wasn't that hard, was it? Win Bilal's race

in a galaxy far, far away…. Win one match in each multiplayer game mode in the original game

Lamborghini Icons Beginner Gain a star in any event of 'Lamborghini Icons'.

Confidence Building Complete all test chambers in the Mass and Velocity co-op course

Professional Score 10000 points or more on a single mission.

Platinum Trophy Collect all other 50 Trophies for this Trophy.

Cryptozoologist You unlocked all animals for use in Director Mode... or did you?

Fledgling Play a round of Air Superiority

Meat Grinder Complete Red Square, Stalingrad (Day)

Mudokonga Rescue 9 Mudokons at the same time

Turbocharged Beginner Gain a star in any event of 'Turbocharged'.

Smash all 45 Billboards Awarded when you've smashed through all 45 billboards

Velocity Beginner Gain a star in any event of 'Velocity'.

Ah, What A Fine Day For Science! Rescue all the scientists

Final Transmission Find the hidden signal in one of the Rat Man's dens

Death Tracks Complete Trainstation (Day)

Going the Distance: Route 66 Drove the length of Route 66 (U.S.): 2451 miles (3945 km).

Sewer Rats Complete Stalingrad Sewers (Day)

Obtainer Of Rare Antiquities Collect all the treasure hidden on Apoxus Prime

The Young Wolf Complete the "Rise of Iron" quest.

Sleeping on the Job A guard sees a tranquilized guard while player remains undetected.

Night Court Complete "The Court of Oryx" quest.

Double Whammy 2X Disable two switches within 0.5 seconds of each other

Sunstroke Complete Deadly Dustland

A numbers game Find the Counting Cube artifact.

Close Shave Escape a Scrab by the skin of your loins

Ring the Tank Complete Pavlov’s House (Day)

Truly awesome! Reach the final level of Awesomeness

In the Eye of a Murdercane Win a round of Arms Race.

Don't get cocky Defeat both the Millennium Falcon and Slave I

Silver Tongued Succeeded at 25 difficult Persuasion attempts

Blood Sucking Freak Defeat Hemovorous the Invincible.

Pit Boss Show that pit who's boss

Beast Slayer Destroy the KRAKEN boss

Complete 10 Timed Challenges Awarded when you complete your 10th Timed Challenge.

Genocidiary Kill 53 597 Zombies

The Worker's War Complete Warsaw, Factory (Day)

Sunburn Skipped the Hope into the sun.