GMFlash

Top skull-scorer Collect all Golden Skulls

Blast off! Play a full game of Space Station on Classic

Insomniac Don't sleep for two days and nights.

Decked Out Purchase or unlock all relics, equipment, and upgrades.

Donut Mess with a Cop Unlock Officer Dick.

Tip-Top Ten Pin Complete all 4 bowling lanes

Go Figure Plant ShadowChild's figurine.

Xenocide Kill 50,000 aliens.

Get him! Win a Quick Race on a track in the Batcave (not unlockable in Split Screen).

That Party was Ace Ace every Adventure level in The Journey Home.

Loyal Customer Purchased all upgrades in the Motor Forge

Help Desk Get the Blade lobby desk clerk to help you bypass security.

Photo Friends Get your photo taken.

The Bereaved Unlock Wendy

Quill Tosser Killed a Tollusk using only Ground Urchins.

Going to the Vet Earn the "Veteran" Challenge Collection.
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Extract The Data... Get the data that Pritchard is after from within the Palisade Blade.

Expose The Truth! Decide what to do with the evidence you uncovered.

The Clockwork Tomb Complete the quest: The Clockwork Tomb

Beginner Master Complete All Beginner levels

Sweet tooth! Play a full game of CandyLand on Classic

Faith in the Fallen Take a leap of faith

Cook Cook 10 different recipes.

Voices From Beyond Unlock all songs in the Mouth of Metal

Not A Scratch Complete the boating challenge in under 45 seconds.

...Vidi... Discover 15 Landmarks

Jungle Egg-cellence Find 10 eggs in the Jungle

Unnatural History Play a full game of Museum on Classic

Jungle Jaunts Use the secret cave slides in the Jungle

Crispy Eat a piece of toast.

Magical! Play a full game of Twilight on Classic

Master Strategist Earn 100 Gold Medals on any missions.

Burning times Complete a level on Master difficulty without using bombs, overdrive or boost with a custom ship

Ghoonpile (Ghoongollion Marginus) Make a nice stack of Ghoons.

Relic Roundtable Defeat an enemy by using each relic.

Not at the bottom of the food chain Reach Weekly level 2 in the Multiplayer Competition

Thirsty Work Find Trey at the Oasis in the Desert

The Defense Grid Unlock all trophies for Defense Grid 2.

Tourist Viewed all vistas

After Hours Complete the first half of “Factory” without turning any lights on

Sack the Postman Post all 6 invitations for the party.

Tier One In a group of 4 finish an Operation on Challenge with 5 directives enabled.

Pet Sematary Defile the remains of your beloved pet, Behold, in the Main Campaign.

Parkour Master Beat each parkour race once.

Amped! Attach all electrical cables in 35 seconds or less in "Thermal"

A Just Cause Decide what to do with the Altered Biocell.

Even Dead Gods Can Die Activate and survive all Dark Altars in the Main Campaign.

Rod Complete 'Rod' Level

Clean Sweep Complete the System Rift Jensen Story without killing anyone.

The Barnard Award Bronze Score over 1500 points in a singleplayer game