| Achievement | How to unlock
|
|---|
| - Make less than 404 portals in set in 'least portals'.
|
| - Complete level 31 in 'stop me once'.
|
| - Complete level 19 in 'stop me once' challenge.
|
| - Make less than 1111 portals in set 2 in 'least portals'.
|
- I ate the cake and it was great.
| - Complete every achievement in set 2.
|
- I don't like pause button.
| - Complete level 30 set 2 in 'stop me once'.
|
| - Complete level 40 in normal gameplay.
|
- I told you I'm still alive.
| - Complete level 1 set 2 in normal gameplay.
|
| - Complete level 20 set 2 in normal gameplay.
|
| - Complete level 50 in normal gameplay.
|
| - Complete level 1 in normal gameplay.
|
| - Pop every slanted popping wall in level 7 set 2.
|
- Not exactly red balloons.
| - Make 99 portals in any level of 'least portals'.
|
| - Make less than 415 portals in 'least portals'.
|
| - Complete level 30 in normal gameplay.
|
- Ten! Ready or not, here I come!
| - Complete level 10 in normal gameplay.
|
| - Complete every level and 'Optimization master'.
|
| - Complete every level in 'stop me once'.
|
- This is not over, you know.
| - Complete level 30 set 2 in normal gameplay.
|
- This is Sparta!!! Times two.
| - Make less than 600 portals in 'least portals'.
|
- Tony Hawk would be impressed!
| - Make a 360° spin with a rotation mechanism.
|
| - Complete level 20 in normal gameplay.
|
- We're going to have so much fun.
| - Complete level 10 set 2 in normal gameplay.
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