| Achievement | How to unlock
|
|---|
- A Little Help from Your Friends ( 25 points )
| - Complete the Multiplayer game.
|
- All Hail The Splode King ( 25 points )
| - Complete the Single Player game in Hardcore mode.
|
- Eventual Destruction of a Galaxy ( 10 points )
| - Be on the lookout for an old friend.
|
- Get Over Yourselves ( 10 points )
| - Select "Credits" from the "Help and Options" menu and watch the whole thing.
|
- Get Them Out of Our Schools ( 10 points )
| - Eliminate 10 Scientists and stop them from spreading their filthy lies.
|
- Lay Off the Caffeine ( 10 points )
| - Let your hyper little brother play the game for a bit.
|
- Master of Controls ( 10 points )
| - Master the mastery of controlling your controls.
|
- Not a Portal Reference ( 25 points )
| - Collect all 47 cakes in Single Player mode.
|
- Omaha Steaks, Delicious! ( 15 points )
| |
- Only Gandhi Would Be Proud ( 10 points )
| - How long can you handle being a pacifist?
|
| - Collect all 47 cakes in Multiplayer mode.
|
- You're the Best Around! ( 25 points )
| - Complete the Single Player game.
|
Hold the RT button to kill yourself repeatedly until the "Coward's Way Out" option appears.
During the first chapter, hold one of the fat scientists and stand still.
If you kill yourself numerous times by holding the Right Trigger, you'll unlock "Coward's Way Out"; a Level Skip option.
Successfully complete single player level 3-18.
