Achievements
If you have an Xbox 360 gamertag, you can log in using this same gamertag and the achievements will count the same as if you were playing the 360 version.
| Unlockable | How to Unlock |
|---|---|
| "Mr. Bubbles-- No!" (20) | Take down your first Big Daddy in a non-private match. |
| 9-Irony (5) | Paid your respects to the founder of Rapture. |
| Adopted a Little Sister (5) | Adopted a new Little Sister for the first time. |
| Against All Odds (30) | Finish the game on the hardest difficulty level. |
| All Plasmids (20) | Find or purchase all 11 basic Plasmid types. |
| All Weapon Upgrades (20) | Find all 14 Power to the People weapon upgrades in the game. |
| Big Brass Balls (25) | Finish the game without using Vita-Chambers. |
| Big Spender (15) | Spend 2000 dollars at Vending Machines. |
| Bought a Slot (5) | Buy one Plasmid or Tonic Slot at a Gatherer's Garden. |
| Choose the Impossible (50) | Achieve Rank 40. |
| Confronted Grace (10) | Confronted Lamb's lieutenant in Pauper's Drop. |
| Counterattack (5) | Killed an enemy with its own projectile. |
| Daddy's Home (10) | Found your way back into the ruins of Rapture. |
| Dealt with Every Little Sister (50) | Either Harvest or Save every Little Sister in the game. |
| Defeated the Preacher (20) | Defeated the Preacher. |
| Disgusting Frankenstein (10) | Become a Big Daddy for the first time in a non-private match. |
| Distance Hacker (5) | Used the Hack Tool to hack an object at a distance. |
| Escape (100) | Escaped Rapture. |
| First Research (5) | Research a Splicer with the Research Camera. |
| Found Lamb's Hideout (20) | Gained access to Lamb's stronghold. |
| Fully Upgraded a Plasmid (10) | Fully upgrade one of your Plasmids to the level 3 version at a Gatherer's Garden. |
| Fully Upgraded a Weapon (10) | Install the third and final upgrade to any of your weapons. |
| Grand Daddy (25) | Defeat 3 Big Daddies without dying during the fight. |
| Heading to the Surface (25) | Headed to the surface on the side of Sinclair's escape pod. |
| Little Moth (20) | Achieve Rank 20. |
| Look at You, Hacker (15) | Killed 50 enemies using only hacked Security. |
| Man About Town (10) | Play at least one non-private match on each multiplayer map. |
| Master Gatherer (30) | Gather 600 ADAM with Little Sisters. |
| Master Hacker (20) | Hack 30 machines at a distance with the Hack Tool. |
| Master Protector (15) | Get through a Gather with no damage and no one getting to the Little Sister. |
| Max Plasmid Slots (10) | Fully upgrade to the maximum number of Plasmid Slots. |
| Mother Goose (20) | Save your first Little Sister in a non-private match. |
| Nose for News (20) | Uncovered the secret of Dionysus Park. |
| One Research Track (20) | Max out one Research Track. |
| Parasite (10) | Achieve Rank 10. |
| Prolific Hacker (20) | Successfully hack at least one of every type of machine. |
| Protector (20) | Defended yourself against Lamb's assault in the train station. |
| Proving Grounds (20) | Win your first non-private match. |
| Rapture Historian (40) | Find 100 audio diaries. |
| Research Master (20) | Max out research on all 9 research subjects. |
| Reunion (50) | Reunited with your original Little Sister. |
| Savior (25) | Saved every Little Sister and spared Grace, Stanley and Gil. |
| Sinclair's Solution (20) | Joined forces with Sinclair in Ryan Amusements. |
| Skin Job (20) | Achieve Rank 30. |
| Trap Master (15) | Kill 30 enemies using only Traps. |
| Two-Bit Heroics (10) | Complete your first trial in a non-private match. |
| Unbreakable (20) | Defended yourself against the Big Sister without dying. |
| Unnatural Selection (10) | Score your first kill in a non-private match. |
| Upgraded a Weapon (10) | Upgrade any weapon at a Power to the People Station. |
| Welcome to Rapture (10) | Complete your first non-private match. |
