Pulverize the pirate battleship

Ruin the ancient guardian

Vanquish the giant worm

Solve the giant ring puzzle on CATACLYSM

Solve both switch puzzles on FORTRESS

Collect all special gems on HYDROTHERMAL

Guide the transport walker to the Eastern drill site on HYDROTHERMAL

Use a repair cat to fix all damaged doors on SARGASSO

Clear the fallen rocks on DROPSITE

Fill all your inventory slots

Save at a beacon

For the first time doubt the inevitability of unhappiness.