Complete one of the following achievements to collect their Xbox Live Gamerscore points:
Unlockable: --- How to Unlock:
Fully Loaded (50 GP) --- Maximise all upgrades.
It's a Secret to Everybody (50 GP) --- Find all secret areas in the caves.
Just Like Real Life (50 GP) --- Complete the game without getting killed once.
Master Prospector (200 GP) --- Get all four gold stars in the same playthrough.
Quicker Than a Tumbleweed (50 GP) --- Complete the game in less than 2 hours, 30 minutes.
Rock Bottom (50 GP) --- Reach the bottom of the world.
Sequence Breaker (50 GP) --- Destroy two generators before entering Vectron.
Shine on, You Crazy Round Thing (50 GP) --- Complete the game with more than 150 orbs collected in total.
Turtle Soup, Yum! (50 GP) --- Defeat a turtle submerged in water.
Two Kinds of People (50 GP) --- Complete the game with more than 20000 gold collected in total.