Full list of all 20 iStunt 2 (Windows) achievements worth 200 gamerscore. It takes around 8-10 hours to unlock all of the achievements on Windows.
Completed "Desert Paradise" Pack.
Played for one hour straight.
Completed "Extreme Skies" Pack.
Collect all stars from two worlds.
Completed "Stadium Stunts" Pack and unlocked "Extreme Skies".
Completed "Stadium Stunts" Pack.
Collected 10,000 points with a single combo.
Collected 7,000 points with a single combo.
Collected 5,000 points with a single combo.
Grabbed one token after death and then completed the level.
Collect all stars from one world.
Completed "Insane Hills" Pack and unlocked "Stadium Stunts".
Completed "Insane Hills" Pack.
Completed five levels without falling once.
Stuntman completely dismembered.
Completed level after falling from the board.
Performed five different stunts in a single combo.
Grabs are enabled, you can now perform Tail Grab, Nose Grab and Indy!
Completed Tutorials.
Flew for seven seconds and land with style.