Full list of all 12 Puzzle Quest Galactrix achievements worth 200 gamerscore. It takes around 15-20 hours to unlock all of the achievements on Xbox 360.
Capture a Soulless.
Defeat the Luminary Archive.
Defeat the Gamma Sphere.
Reach Level 50.
Unlock all Psi Powers.
Hack a LeapGate.
Hack 30 LeapGates.
Successfully mine 10 asteroids.
Complete the Haggling minigame with 6 Gems or less on the board.
Unlock a rumor.
Win 5 Xbox LIVE ranked matches.
Win 50 Xbox LIVE ranked matches.