Zero-G Jump over 100 times

Complete Chapter 9 on any difficulty setting

Complete Chapter 8 on any difficulty setting

Kill 30 enemies with the Ripper

The player has become a Big Daddy

The player has successfully invented all possible ammo types

The player has fully upgraded three weapons

The player has fully upgraded two weapons

The player has fully upgraded one weapon

Collect 8 schematics

Dismember 500 Limbs

Kill the Leviathan

Own every Weapon in the game