Capture an outpost or guard post.

Clear the "Ground Zeroes" mission

Find the Skull artifact.

Find the Tome artifact.

Reactivate all 5 warp gates.

Find the Counting Cube artifact.

Break the code.

Reach the summit with a companion and return to the beginning.

Cross the broken bridge without completely rebuilding it.

Pass through 15 gates while surfing through the sunken city.

Collect all unique glowing symbols across one or more journeys.

Finish the game and return to the beginning.