MEGAHERZ

Street Fighter Complete all Dragon's Teeth Assignments

Sandy V. Adventure Mode - Defeat all bosses as E'lara

A Time of Wood and Stone Gathered the lost lore of Cadash Thaig ("Witch Hunt" downloadable content)

One Pickle, Two Pickle, Sea Pickle, Four Place four Sea Pickles in one block.

Awarded all trophies All trophies have been awarded.

High Wire Act Kill 10 enemies while using a zipline

A Bridge To Somewhere Extend the bridge in Awakening in Regular or Hardcore difficulty.

Exorcist As Caddoc, send the demon in the library back to hell at the end of Chapter 4

Acquire Waffle Weapons! Obtain the Ray Gun, DG-2, and the Monkey Bomb at the same time in a game. (Map Pack 3 only)

Nightwing Revenge Obtain 78 medals on the original Arkham City and Nightwing Bundle Pack ranked maps (as Nightwing)

Heavy Ordinance Specialist Destroy 50 Aerial Scorestreaks with Launchers in Multiplayer

Trinket Collector Collect all rings and pendants.
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Skirmish - Chapter XIV Finish the levels from Chapter XIV in Squire difficulty

Robin Revenge Obtain 78 medals on the original Arkham City and Robin Bundle Pack ranked maps (as Robin)

Head Trauma Use every type of melee weapon on a zombie

Flyswatter Destroy all helicopters in the "Vertigo" Special Ops mission.

Science Rules Purchase your first upgrade from an ASL Station

Perkaholic Have 9 perks active at the same time in MWZ

Grounded As Caddoc, Put down the Blind Dragon at the conclusion of Chapter 5

Pinnacle Complete the "Vertigo" Special Ops mission on Veteran difficulty.

Camouflage Kill a Mob while wearing the same type of Mob Head.

That's One Way to Do It... Destroy an airborne enemy helicopter with a Mortar Strike

Echolocation Feed a dolphin raw cod and have it lure you to treasure.

Sail the 7 Seas Visit all Ocean Biomes.

Dead-ball specialist Score a goal from a Free Kick

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

To Jugger or to Jugger-Naut Kill all juggernauts after they land on Veteran difficulty in the "Vertigo" Special Ops mission.

It Ain't Easy Being Green Attack all 64 Kerotans
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Buy Low, Sell High Trade for the best possible price.

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

Deadhead Get 150 zombie headshots in a single game. (Map Pack 2 only)

BURG.L Flipper Save BURG.L after the Oak Tree Lab explosion

Escaped Awakening Escape Awakening for the first time in Regular or Hardcore difficulty.

High Score Score 800,000 points in one game -- with Game Settings set to Hardcore.

It's Duck Season Attack all 64 GA-KOs
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Starlight, Star Bright Earn every star in Team Adventure Mode Chapter 4.

Man Slaughter Defeat Annuvin as Caddoc

The Most Famous Hedgehog in the World Have your photos taken in Studiopolis Zone

Reaper Defeated the Harvester ("The Golems of Amgarrak" downloadable content)

Kill the Beast! Defeat a Ravager.

Stars and Cars Collide Complete and Win a Mayhem event in Arcade mode.
Reward: Profile Avatar

Burning Inside Kill another player with Crucible in a Foundry Versus Match

Feeling ill Defeat an Evoker.

Boys Club Beat an Echo Six Expansion Pack mission with the 3 male characters in your party.

Cheating Death Use the Totem of Undying to cheat death.

Moskstraumen Activate a Conduit.

It's a Trap! Kill at least one zombie with three different traps in a single round. (Map Pack 2 only)

Beaconator Create and fully power a Beacon.

Egg-stra Awakening! Complete the Egg-Stra XP challenge and then scan an obelisk in the Invasion DLC package.

Fine Dining Cook a bug on the Roasting Spit