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Secret Achievements (Show)
BioShock 2 achievements
Found your way back into the ruins of Rapture.
Defended yourself against Lamb's assault in the train station.
Joined forces with Sinclair in Ryan Amusements.
Confronted Lamb's lieutenant in Pauper's Drop.
Defeated the Preacher
Defeated the Preacher.
Nose for News
Uncovered the secret of Dionysus Park.
Found Lamb's Hideout
Gained access to Lamb's stronghold.
Reunited with your original Little Sister.
Heading to the Surface
Headed to the surface on the side of Sinclair's escape pod.
Bought a Slot
Bought one Plasmid or Tonic Slot at a Gatherer's Garden.
Max Plasmid Slots
Fully upgraded to the maximum number of Plasmid Slots.
Upgraded a Weapon
Upgraded a weapon at a Power to the People Station.
Fully Upgraded a Weapon
Installed the third upgrade to a weapon.
All Weapon Upgrades
Found every Power to the People weapon upgrade in the game.
Used the Hack Tool to hack an object at a distance.
Hacked one of each kind of machine.
Hacked 30 machines at a distance with the Hack Tool.
Researched a Splicer with the Research Camera.
One Research Track
Maxed out one Research Track.
Completed all research on every subject in Rapture.
Defeated 3 Big Daddies without dying during the fight.
Adopted a Little Sister
Adopted a new Little Sister for the first time.
Gathered 600 ADAM with Little Sisters.
Fully Upgraded a Plasmid
Fully upgraded one Plasmid to the Level 3 version.
Found or purchased all 11 basic Plasmid types.
Defended yourself against the Big Sister without dying.
Look at You, Hacker
Killed 50 enemies using only hacked Security.
Killed 30 enemies using only Traps.
Killed an enemy with its own projectile.
Got through a Gather with no damage and no one getting to the Little Sister.
Spent 2000 dollars at Vending Machines.
Dealt with Every Little Sister
Dealt with every Little Sister.
Against All Odds
Finished the game on the hardest difficulty level.
Saved every Little Sister and spared Grace, Stanley and Gil.
Big Brass Balls
Finished the game without using Vita-Chambers.
Found 100 audio diaries.
Scored your first kill in a non-private match.
Welcome to Rapture
Completed your first non-private match.
Became a Big Daddy for the first time in a non-private match.
"Mr. Bubbles-- No!"
Took down your first Big Daddy in a non-private match.
Saved your first Little Sister in a non-private match.
Completed your first trial in a non-private match.
Achieved Rank 10.
Achieved Rank 20.
Achieved Rank 30.
Choose the Impossible
Achieved Rank 40.
Paid your respects to the founder of Rapture.
Won your first non-private match.
Man About Town
Played at least one non-private match on each multiplayer map.
Played at least one non-private match on each downloadable content map.
Won a non-private match in each of the 6 new maps.
Used Rebirth to start again!
Earned 6 stars in the Protector Trials
Earned 18 stars in the Protector Trials
Trial By Fire
Earned 36 stars in the Protector Trials
Enemy of the Family
Earned an A rank in all Protector Trials
Completed all bonus Protector Trials
Collected 100% of the ADAM in a single Protector Trial
Get a Bigger Bucket
Collected 50% of the ADAM available in all Protector Trials
Reached Rapture Central Computing Operations
Root Access Granted
Reached Computer Core Access
Escaped Minerva's Den
Wrested control of the Thinker from Reed Wahl
Destroyed all 10 Vacuum Bots in Minerva's Den
Got 9999 points in one game of Spitfire
Killed a Lancer Big Daddy
Resolved all the Little Sisters in Minerva's Den