grim_reapper

The Bigger they are… Take down a Top Dog camp

Chatterbox Complete all conversations with the Endurance crew.

Bombardier Collect the formulae for 6 different bomb types.

I Spy Complete Chapter 1 in Ada's campaign.

Crack The E Nigma Solve every riddle on the island

Not Bad Won a player match online.

Take a Break You took a break from adventuring.

World's Greatest Detective Spirit of Amadeus Arkham revealed

No Matter What - Normal Complete the game on Normal

Industrial Accident In the Main Campaign, killed 20 enemies with a Sky-Hook Execution.

Yeah! I Did It! Won a ranked match online.

Tonic Collector Collect or Invent 58 Tonics in the Physical, Engineering and Combat tracks

Master Of Iron Fist Finished the Special Chapter of the main story.

Found Cohen's Room The player has entered Sander Cohen's personal quarters

Come And Get Some, I Dare You! Fought ten online battles.

Black Sheep Every family's got one.

Counterintelligence Complete Chapter 2 in Ada's campaign.

The Prosperous Inevitably Decline Beat Akuma in an Arcade Battle or a Special Match in Treasure Battle.

Sturdy And Indestructible Blocked 5 Rage Arts. (Excluding offline VS Battle)

Arkham City Sirens Drop in on an old friend

Down Boy! Kill a zip-lining enemy player in multiplayer.

Roar! (Nice Moves!) Got promoted to Brawler.

Overdrive! Dealt 10 Rage Drives. (Excluding offline VS Battle)

A Friend in Need Find and free Dandelion.

This Takes Me Back Complete Chapter 3 in Ada's campaign.

Wasteland of Opportunities Complete Act 02

Research PhD Max out all possible research

Lightning Rod Defeat Steropes the Lightning Bringer.

Monkey Around In multiplayer, escape death 3 times by using the rope ascender.

Never forget Find 5 historical items

Ada's Demise Complete Chapter 4 in Ada's campaign.

Sock Getter Find 15 of Patrick's Socks

What's Next? Complete Chapter 5 in Ada's campaign.

Wow, I'm Pretty Strong! Won three special matches in Treasure Battle.

Call of the giants You sounded a giant horn.

No Pain, No Gain Dealt 50,000 damage in Practice mode.

Doing Gutgash a Big Favor Build two projects in Gutgash's Stronghold

Avid Inventor Successfully invent at least 100 items

Are you ready now? Talk to Squidward 10 times as SpongeBob.

Okay! I'm Ready! Won a battle in online tournament.

Hot-Blooded Fighter Got promoted to Warrior.

Fire in the Hole Destroy 10 monster nests using bombs.

More for Your Money In the Main Campaign, lured 3 enemies into a single Vigor trap 5 times.

Green around the Ears Complete the entire game on Amateur.

Turtle Soup You helped the turtles to the sea.

A sad tune You made someone feel better.

Windpipe You made the inventor dance.

The Doppler Effect Resolve the doppler problem in Novigrad.

Environmentally Unfriendly Kill 50 opponents using the environment (e.g. swamp gas, insects or objects).

Good doggy Pet the dog