AFreeman

Determined Don't use any hints to finish the game.

It's a Cover, Not a Hat Collect 20 hats on a single character.
0/100

Bloody Millionaire Accumulate a total of 1 million blood points. (blood points can be spent before reaching the total)
0/1000000

Prime Directive Shatter Skeletron Prime.

Appease the Volcano Gods An NPC is destined to die in a trial by fire.

It Used To Work Wreck 100 times
1/100

Gasmoxian Slug Beat all of Nitros Oxide's times in Time Trial Mode.

Hi Score Collect 1,000,000 points over all story levels you have played.

Chapter 5 Speedrun Complete a Speedrun of Chapter 5 below the target time.

It's Camouflage on Some Planet Collect 40 weapon colors on a single character.
0/100

Man No More Build a suit of powered armor.

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

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

Chapter 7 Speedrun Complete a Speedrun of Chapter 7 below the target time.

Dark Side Complete zone 21 without rescuing any survivors.

Chapter 8 Speedrun Complete a Speedrun of Chapter 8 below the target time.

Don't make me pull the trigger! Survive for 5 minutes in Demolition mode

Up-Lifting On Monorail Factory, kill all enemies whilst riding the lift

Woah! Earn all the other trophies.

The Road to Glory Win every battle on Victory Road.

Closing the Experiment Log Earn ALL of the platinum Flashback Relics

Barrel of laughs Kill 20 enemies with barrels

Under the Radar Select a Starting Location and use an Informant to smuggle an item into Milton-Fitzpatrick.

Perfect Putting Successfully perform a putt within par that travels for
over 30ft in a recorded official round

Like on the training field Score from a corner

J-Adventure Maestro Clear all story arcs in J-Adventure mode.

Real Estate Agent Have all possible town NPCs living in your world.

Vengeance Killed 5 Mathusians with fire or electricity.

The Ultimate Sacrifice In Zetsubou No Shima, retrieve the Skull of Nan Sapwe.

Chain Gang Killed 2 Malthusians within a timed chain attack.

Hammer time! Repair a car at a Gas Station

Survivor Arcade/Planet Mode - Complete a planet without dying

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

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

Rank 3 Cleared! Clear rank 3 of the challenge tournaments

Mindful Vandalism Place a sticker or a decoration on another player's sackperson.

The Force Complete Zone 18 without upgrading weapons.

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

The Postman Delivered the journal to Lucien.

The Tokenizer Arcade - Collect 5 tokens with a single boost

Crab Attack Defeat Crab Force in the Underground Mine.

Chapter 9 Speedrun Complete a Speedrun of Chapter 9 below the target time.

Wallace the novice! Complete your first online match.

Peak Performance Get a score above 1,000,000 points on The Last Yardbird.

Death Proof Defeat the Grim Reaper.

Go Figure Plant ShadowChild's figurine.

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

Dead-ball specialist Score a goal from a Free Kick

Best Held with Her Defeat the Recast Commander to earn a blessing.

No one left behind In a public match, rescue someone after at least one gate has opened.