Nathansack

Ladies' Man Find all of the Playboy magazines.

The Burning Question Obtain a key by completing the fifth Riddler trial.

Secret Plans Completed Special Operation 217

Fish Gotta Eat You helped Vito capture Michael Grecco

1st Place at the Science Fair Create all items that contain Chem Fluid and Strong Chem Fluid.

In-depth Investigations Find 80% of the Collectibles in the Investigations Sector
49/53

Sightseeing Reach the Old Town

Some Like it Hot Kill 6 enemies in a row using a thermal weapon.

Road Rage Complete every Criminal Convoy

Free Association Join a multiplayer network

One Good Turn Made a 180 degree turn at high speed without hitting anything

Sloth Love Chunk Get 250 kills with the Essence of Sloth

Fell from Heaven Purchase 113 Supernatural Power Upgrades

Cooking Expert Reached maximum cooking level.

Double Trouble Play Saints Row: Gat out of Hell Co-op for 3 hours

Hold Still Please Slow 100 Enemies with the Amulet of Uroborus

Stick It To 'Em Kill two or more enemies with a single sticky grenade.

Mile High Club Sky dive to safety on Veteran difficulty.

Unlicensed Nuclear Accelerator Found the Arc Tool

The Primal Riddle Obtain a key by completing the sixth Riddler trial.

Desperate Times Execute the plan to help the Americans.

Passed the Trial Finish the game on any difficulty.

Scar of the Bat Cure the doctor.

The King is Dead Defeat Eredin.

Calling CQ Powered the Beacon

Tortoise Toppler Defeated the adamantoise.

Digit Chase Prize Complete Digit Chase in 1 minute or under.

Fly, You Fools Fly for 250,000 meters

In the Moment Kill 10 enemies while Focus is active

Days of Fire Extinguish the fires in Gotham City.

Whiskey Hotel Take back Whiskey Hotel.

Supernatural Born Killers Defeat 5 Descendants With a Sniper Rifle

4 Bars Retrieved a working Uplink Module

Flawless Freeflow Fighter Complete one combat challenge without taking damage

End of Line Complete 40 Fixer Contracts

Chasing Jill Read a letter left behind by Jill.

Survival Expert Reached maximum survival level.

See You at the Party Defeated Richter

Ashes to Ashes Complete the contract on Therazane.

Savage Metal Smash 10 militia transport vehicles off the road without using the immobilizer.

Jars in the sand Break many jars.

Beat School: Triumph Horns A few notes with a huge result!

Huntress Kill 50 animals while wearing the Huntress outfit

Precious Cargo Located the Ark

Beat School: Blow Your Own Horn Learn the brass basics by constructing this simple trumpet loop.

Beat School: Battle of the Saxes Practice your sax skills by creating this cool phrase.

Beat School: Jazz Hands Swing to the beat of the cool jazzy brass riff!

Beat School: Brass Knuckles Put up yer dukes, and make a funky horn loop!

Pied Piper Used the Arc Tool to activate a Stalker rack

Out of the Frying Pan... Complete the mission in the airplane graveyard.