Launch 50 different enemies

Kill 30 enemies with the Force Gun.

Kill 30 enemies with the Flamethrower.

Kill 30 enemies with the Ripper.

Equip three attachments on a single weapon.

Pick up a Marker fragment for the first time.

Complete the game on Medium difficulty or above.

Kill the Hive Mind.

Complete Chapter 11 on any difficulty setting.

Find the Peng Treasure.

Collect 150 Logs.

Complete Level 6 in Zero-G Basketball.

Infiltration - Complete the mission without being shot by a Sniper