Complete "Atlas."

Paint 10 enemies with a single threat grenade.

Have they lost their minds? Better get past them without a fight. (Ch.2)

Complete the game on Casual difficulty.

Remove an invisible enemy from the equation.

Completely upgrade one weapon.

Outrun a gigantic threat in the city.

Kill 3 living enemies with one drop of a match.

Escape the Keeper beneath the catacombs.

Finish off a shrieking beast.

Defeat the Sadist within the village.

Fully upgrade a Titan Subclass.