Completed the game.

Collected 50% of the medals.

Collected all documents and objects.

Collected all the medals.

Completed the Challenge Room.

Completed a hack.

Swept 3 Malthusians off their feet with water.

Killed 5 Mathusians with fire or electricity.

Killed 2 Malthusians within a timed chain attack.

Saved Chief Billingham.

Neutralized 10 Malthusians in underwater combat.

Drowned a Malthusian.