Destroy the Marker

Impale an enemy with the Javelin Gun and use its Alt-Fire to shock 3 others (single player only)

Complete the Drill Ride

Snare the Shard with the Ishimura

TK Impale a live Slasher to a surface using a Slasher's arm - it must stick to the surface

Destroy the Tripod Nest

Complete The Well in the Campaign

Stealth kill 10 Enemies with the Striker Crossbow

Complete Dead City in the Campaign

Defeat 5 enemies using a single Medusa power-up.

Defeat the Spawner.

Complete Mutant Bash TV in the Campaign

Complete a public Road RAGE match