Full list of all 14 IonBallEX achievements worth 200 gamerscore. It takes around 4-5 hours to unlock all of the achievements on Windows Phone.
Defeat the Centurion
Play for 2 minutes without dying
IonBall is in play for more than 30 seconds without touching the bat
Hold Fastball and Multiball mutators at the same time
Have three balls in play at the same time
Get x5 score multiplier
Destroy 8 bricks in a row without the ball touching the platform
Destroy all remaining bricks with bomb mutator
Max out the ball power upgrade
Max out the IonBall upgrade
Max out bat growth upgrade
Apply every upgrade at least once in a game
Score 1000000 points
Defeat the final boss