Should Auld Acquaintance...

Unlocked 1999 Mode.

Saw the Elephant

Completed the Main Campaign on Normal difficulty or above.

Stone Cold Pinkerton

Completed the Main Campaign on Hard difficulty or above.

Tin Soldier

Completed the Main Campaign on Easy difficulty or above.

The Bird or The Cage

Completed The Hand of the Prophet.

Mind Over Matter

In the Main Campaign, killed 20 enemies using Possessed machines.

Strange Bedfellows

In the Main Campaign, killed 20 enemies using allies brought in through a Tear.

Kitted Out

In the Main Campaign, fully upgraded one weapon and one Vigor.

Bon Voyage

In the Main Campaign, killed 20 enemies by knocking them off Columbia.

Higher Learning

Completed Comstock House.

Blood in the Streets

Completed Emporia.

Grand Largesse

In the Main Campaign, spent $10,000 at the vending machines of Columbia.

Aerial Assassin

In the Main Campaign, killed 20 enemies with a Sky-Line Strike.

Well Rounded

In the Main Campaign, used all 8 Vigors against enemies.

The Roguish Type

In the Main Campaign, used Elizabeth to pick 30 locks.

Tear 'em a New One

In the Main Campaign, opened 30 Tears.

Working Class Hero

In the Main Campaign, completed the Factory.

Armed Revolt

Assisted the gunsmith.

David & Goliath

In the Main Campaign, killed 20 "Heavy Hitter" enemies.

Loose Cannon

In the Main Campaign, killed 25 enemies with the Paddywhacker Hand Cannon.

On a Clear Day...

In the Main Campaign, killed 30 enemies with the Bird's Eye Sniper Rifle.

First Class Ticket

In the Main Campaign, boarded The First Lady.

Coins in the Cushion

In the Main Campaign, looted 200 containers.

Street Sweeper

In the Main Campaign, killed 50 enemies with the Founder China Broom Shotgun or Vox Heater.

Shock Tactics

Retrieved Shock Jockey.

Vigorous Opposition

In the Main Campaign, killed 75 enemies either with a Vigor or while the enemy is under the effects of a Vigor.

More for Your Money

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

Industrial Accident

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

Welcome to Monument Island

Reached Monument Island.

Dress for Success

In the Main Campaign, equipped a piece of Gear in all four slots.

Written in the Clouds

In the Main Campaign, completed Lighthouse.