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Upgraded a Weapon The player has acquired at least one weapon upgrade

Basic Inventor The player has successfully invented at least one item

New Challenger Cleared a challenge.

Restored the Forest The player has restored the forests of Arcadia

One Fully Upgraded Weapon The player has fully upgraded one weapon

Completed Cohen's Masterpiece The player has completed Sander Cohen's great masterpiece

Maxed One Track The player has purchased every slot in one of the Plasmid or Tonic tracks

Two Fully Upgraded Weapons The player has fully upgraded two weapons

Defeated Andrew Ryan The player has defeated Andrew Ryan

Broke Fontaine's Mind Control The player has broken Fontaine's mind control

Skilled Hacker The player has successfully completed 50 hacks

Became a Big Daddy The player has become a Big Daddy

Defeated Atlas The player has defeated Atlas

Three Fully Upgraded Weapons The player has fully upgraded three weapons

Fully Researched Gun Splicer The player has fully researched the Leadhead Splicer

Ammo Inventor The player has successfully invented all possible ammo types

Fully Researched Thug Splicer The player has fully researched the Thuggish Splicer

Oh My Head Collect 25 Metal Head Skull Gems

Maxed All Tracks Purchased every slot in all four Plasmid and Tonic tracks

Little Sister Savior The player has completed the game without harvesting any Little Sisters

Fully Researched Spider Splicer The player has fully researched the Spider Splicer

Four Fully Upgraded Weapons Fully upgrade four weapons

E1M1 Complete the first mission of the campaign

Prolific Photographer Take at least one photo in every research group

Dealt with every Little Sister The player has either Harvested or Rescued every possible Little Sister

Fully Researched Houdini Splicer Fully research the Houdini Splicer

My Head Hurts Collect 125 Metal Head Skull Gems

Frequent Flyer Landed 10 gravity kicks without landing or taking damage.

Fully Researched Rosie Fully research the Rosie

Hell Buoy Have five Imps attached to you at one time

A Hundred and One Nights Completed Episode 8.

Fully Researched Nitro Splicer Fully research the Nitro Splicer

The Orbiter of Faith Collect 50 Precursor Orbs

Lucky Winner Hit the jackpot at a slot machine

Fully Researched Little Sister Fully research the Little Sister

Transcontinental Fly continuously for 60 seconds

Head Over Here Collect 250 Metal Head Skull Gems

Irony The player has taken a picture of Sander Cohen's corpse

Five Fully Upgraded Weapons Fully upgrade five weapons

Letting Old Ghosts Die Completed Episode 9.

Fully Researched Bouncer Fully research the Bouncer

The Devil's Dues Upgrade one weapon to the max

Satan Punchers Beat the game

Curiosity Killed the Cat Completed Episode 10.

Raise the Roof Smack into the ceiling 10 times while wall running

Thick Skin Completed Episode 11.

Footprints in the Sand Kill 150 Demons with the Stomp Supernatural Power

Put Up Your Dukes Kill an Arch Duke with a melee attack

H-E... Complete all open world gameplay in two districts of the city of New Hades

Look Out Below Completed Episode 12.