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Retro Shooter Complete any level without reloading your weapon (excluding 'The Coup' and 'Aftermath').

A Letter To Riley Find the “Riley Letter” Memory in Chapter 1

Better Equipped Get 3 pieces of equipment

Careful, He Bites Killed 15 enemies with the Hunter's action skill

Made in New Haven Completed all missions in the Rust Commons

Marksman Perform 20 headshots with the bow

Crack Find the “Crack” Memory in Chapter 1

Como Te Llama Pet 5 llamas

Stele Hunter Complete 3 main game Challenge Tombs

Master Ninja Complete any level using only the knife to kill enemies.

Zoologist Collect 20 critters

Ding! Sleepless Earned level 40

Cartographer Visit every location of the game.

Hide And Seek A deadly game of hide and seek

Lock and Load Customize a multiplayer loadout

I Believe Hakan Fly Rescue Hakan from the cultists

Bird on the Ground Shoot down an enemy helicopter with an RPG in the single player campaign.

The Escape Complete 'Hunted' and 'Death From Above' on Veteran difficulty.

Rampage Complete your first raid in England

The Bog Complete 'The Bog' and 'War Pig' on Veteran difficulty.

Hearts and Minds Retrieve Manko's Necklace

Crack The E Nigma Solve every riddle on the island

Officer Fish Find the “Business Card” Memory in Chapter 1

The First Horseman Complete 'Shock and Awe' on Veteran difficulty.

Head Count Find the “Helmet” Memory in Chapter 1

Phone Find the “Phone” Memory in Chapter 1

Wardrobe Malfunction Unlock your first change of clothing.

Desert Storm Find the Desert Eagle in 'Crew Expendable' and kill 5 enemies with it.

World's Greatest Detective Spirit of Amadeus Arkham revealed

Last Known Position Lose the enemy 10 times

Emotional Enthusiast Find all Memory Collectibles in Chapter 1

Family Matters Rescue Sly's long lost Cooper relative in Episode 1.

Team Chomp-Bot Find the “T-Shirt” Memory in Chapter 2

Speedy McSpeederton Raced around the Ludicrous Speedway in record time

Ghost Train Fight for survival

New Squadron Record Complete the cargo ship mockup in less than 19 seconds.

Found Dog! Help the Hoodie Guy find his dog

Sea Legs Complete all naval contracts.

Fully Loaded Rescued enough Claptraps to earn 42 inventory slots

The Second Horseman Complete 'Safehouse' on Veteran difficulty.

Bird Spotting Help the Birdwatcher find her bird

Amateur Archaeophile Find all Memory Collectibles in Chapter 2

And How Does That Make You Feel? Find the “Appointment Slip” Memory in Chapter 3

Earworm Squasher Find and play the Student's lost song

Memory Collector Find all Memory Collectibles in Chapter 3

Arkham City Sirens Drop in on an old friend

Freefall Don't look down

Birthday Boy Find the “Polaroid” Memory in Chapter 4

In Front of God and Everybody Find the “Microphone” Memory in Chapter 4

That's a Knife! Fully upgrade the knife