Complete each achievement to get the allotted gamerscore. The numbers between the () is the points given for each achievement.
| Achievement | How to unlock |
| Free! (10) | Complete Chapter 1. |
| Sightseeing (10) | Complete Chapter 2. |
| Up on the Roof (10) | Complete Chapter 3. |
| Caught a Show on Broadway (10) | Complete Chapter 4. |
| Escaped New York (10) | Complete Chapter 5. |
| A Bridge Too Far (15) | Complete Chapter 6. |
| There You Are! (15) | Complete Chapter 7. |
| Windy Passage (15) | Complete Chapter 8. |
| To Meet a Pig (20) | Complete Chapter 9. |
| What a Pig (20) | Complete Chapter 10. |
| Swine Flew (20) | Complete Chapter 11. |
| Sub-way (25) | Complete Chapter 12. |
| Anchors Away! (25) | Complete Chapter 13. |
| Smoky Bacon (25) | Complete Chapter 14. |
| Freed The Slaves (25) | Free the Slaves. |
| Headcase (10) | Headshot a Demolition mech 20 times. |
| Trainee Monkey (25) | Complete all Chapters on Easy. |
| Monkey Magic (50) | Complete all Chapters on Normal. |
| Great Sage Equal of Heaven (100) | Complete all Chapters on Hard. |
| You Swine (15) | Beat Pigsy to the top of the Decaying Titan. |
| Bad Doggy (15) | Rescue Trip from the Dog in less than 36 seconds. |
| Got the Horn (15) | Rescue Trip from the Rhino in less than 35 seconds. |
| Lover, Not a Fighter (15) | Sneak past a group of enemies without alerting them. |
| Matador (15) | Kill the Rhino without getting hit by his Charge Attack. |
| Mined the Gap (15) | Knock an enemy back into a mine. |
| Over Here! (15) | Distract 20 different enemies. |
| Stunning (15) | Stun 75 different enemies. |
| Close Call (15) | Kill a Broadcaster with 1 second on the clock. |
| Boom! (15) | Use the Bomb Takedown to kill 2 enemies. |
| Role Reversal (15) | Use the Gun Scout Hijack to kill 10 enemies. |
| Out Cold (15) | Stun 3 enemies at once with a Radial Stun Blast. |
| Double Punch (15) | Use Stun Blast then Plasma Blast to kill 25 shielded enemies. |
| Mech Murderer (15) | Kill 200 enemies. |
| Counterintuitive (15) | Perform 20 Counter Attacks. |
| Kebabed (15) | Kill 3 enemies with a penetrating Plasma Blast. |
| Attacks Evasion (15) | Perform 20 Evade Attacks that hit an enemy. |
| Invincible (15) | Complete a Chapter without dying (Except Chapter 1). |
| Got Your Back (15) | Rescue Trip 3 times after she has performed an EMP. |
| Untouchable (50) | Complete a Chapter without losing any health. |
| Fully Loaded (30) | Purchase all Upgrades. |
| Tough as They Come (15) | Purchase all Health Upgrades. |
| Fighting Fit (15) | Purchase all Combat Upgrades. |
| Check My Weapon! (15) | Purchase all Staff Upgrades. |
| Shielded from Harm (15) | Purchase all Shield Upgrades. |
| Mask Collector (20) | Collect half of the Masks. |
| Mask Curator (50) | Collect all Masks. |
| Tech Collector (15) | Collect half of the Tech Orbs. |
| Tech Curator (50) | Collect all Tech Orbs. |
| DLC Achievements | Pigsy’s Perfect 10 |
| What can possibly go wrong?(40) | Complete all chapters. |
| Four Birds, One Stone(20) | Kill 4 Mechs with 1 Bomb device. |
| Dinner Date(40) | Collect all hidden food and pin-up girls. |
| Stunning!(20) | Stun 5 enemies using one single EMP device. |
| Quadruplets!(20) | Ally 4 enemies using one single Ally device. |
| Build a New Friend!(20) | Find all the parts to build Perfect 10. |
| Ultimate Pork Roast Recipe(40) | Pigsy's Perfect 10: Use all 4 devices on one enemy. |
| Best Best Friend(20) | Ally a single Mech 2 times. |
| A Moment to Savor(20) | Pigsy's Perfect 10: Reach the top of Dead Man's Peak. |
| Perfect 10(10) | Finish the Shooting Gallery under 40 seconds without shooting any pin-ups. |