Achievements:
A numbers game - Find the Counting Cube artifact.
Achievement unlocked - RTRTLTRTRTLTLTLT
Cryptographer - Break the code.
Equal and opposite - Find an Anti-Cube.
Get a cube - Find your very first cube shard.
Haikus not epics - Find the Tome artifact.
Hexahedronaut - Collect all 32 Golden Cubes and 32 Anti-Cubes.
Kill screen - Get to the end.
Mightier than the sword - Find the Writing Cube artifact.
Phrenologist - Find the Skull artifact.
Sum total - Find ALL collectibles.
Warp zone - Reactivate all 5 warp gates.