Complete Chapter 10 on any difficulty setting

Kill 30 enemies with the Contact Beam

Zero-G Jump over 100 times

Achieve a perfect score in the Shooting Gallery

Complete Chapter 6 - 2 on any difficulty setting.

Kill the Slug Boss with more than 50% Shield strength remaining

Kill 30 enemies with the Force Gun

Complete Chapter 7 on any difficulty setting

Kill 30 enemies with the Ripper

Kill the Leviathan

Kill 30 enemies with the Pulse Rifle

Collect 75 Logs

Complete Chapter 4 on any difficulty setting