MEGAHERZ

Beginner Explorer You discovered 10% of the Explorer Notes on the ARK!

Trial By Fire What the hell just happened?

Island Queen Complete all objectives in the Plover Island Complex

The Whole Story Collected all Audio Diaries and Voxophones in Burial at Sea - Episode 2.

It Takes Two to Tango Chain a 40-defeated combo in Team Slayers.

Sunday Driver Complete the driving portion of S.O.E. without hitting any obstacles.

Contract Killer Eliminate 5 made men with the appropriate kill condition.

Experienced Explorer You've discovered 20% of the Explorer Notes on the ARK!

Run the Gauntlet Complete "Desperate Escape" on Professional.

Apex Eater Kill the Atomic Leviathan

Still Tastes Good Endurance Challenge: Eat the meat of 5 wolves that were killed with poison damage

CQC FTW Finish the game using only your knife (no lighter, Defensive Items, and stomping zombie heads).

Hail to the king, baby! Reach Rank 100.

Army of One Win 15 matches in Slayers.

Nature Retreat Endurance Challenge: Survive for 7 days

Adventurous Explorer You've discovered 30% of the Explorer Notes on the ARK!

Don't Stop Running Finish the game in three hours.

Perfect Timing Complete 100% of the Time Trials

Lancer Killer Kill a Lancer Big Daddy

Sphinx' Riddle Complete all 40 of the Catwoman Riddler grid items

“Worlds of Hurt” – Tough Guy Rescued the Little Sister in “Worlds of Hurt” using only plasmids, tonics, the wrench, and the research camera, on Medium or higher difficulty

Perfect Win Beat the game without continuing.

Drop of Blood Defeat William Rentier

National A License Complete the A License.

750 Sleeping With The Fishes Kill 750 mobsters.

CIA? DOA Kill Henry Mitchell.

Ink is for Squids Finish the game without saving.

I Can Handle the Truth! Complete all available objective in Truth Quest

Fight To The Last - Kill 1500 Helghast Killed 1500 Helghast

Super Sonic Rescue Completed your first SOS Mission.

Novice Beat the game on Novice difficulty or higher

Combot, Move Out! You cleared Stage 2 in Fight Lab.

Ancient Blood Defeat Felicity D'Abano

Shakedown Control all extortable businesses.

Not kidding! Reach the podium in a total of 30 Quick Races (not unlockable in Split Screen mode).

Tower Master Complete 10 Living Towers

Ambush Eliminate four rival families.

Cleaning Out the Closet Steal something useful from the Hall of Justice

Studious Explorer You've discovered 40% of the Explorer Notes on the ARK!

Oh, the Horror Finish the game on Hard difficulty.

Organized Crime Control all crime rings.

Last Famlily Standing Eliminate all five rival families.

It's Only Business Eliminate Hyman Roth.

Ack Ack Protect your tanks by shooting down all planes in Operation Cobra.

Best of the Bunch Earn the MVP award in any Online Tournament match

Campaign Bronze Obtain 36 medals on the original Arkham City campaigns (as Batman)

Great Outdoors Endurance Challenge: Survive for 10 days

A Feast for Two Endurance Co-op Challenge: Eat the meat of 3 bears with your partner

Veteran Paleontologist You unlocked the Dossiers of each of ARK's initial Specimens!

Friendly Skies Defeated all waves in The OPS Zeal.