Expand inventory slots to max.

Complete Leon's story on "Standard" or "Hardcore" with an S rank.

Escape from the sewers.

Open all of the safes and locks in the game.

Complete Ada's segment.

Shoot Tyrant's hat off his head.

Shoot the grenade you fed to an enemy.

Defeat an enemy with a knife.

Counterattack with a sub-weapon.

Use Wooden Boards to board up a window.

Customize a weapon.

Open a dial safe.

Obtained all Horizon Zero Dawn trophies.