Here is the full list of all 29 STAR WARS: Dark Forces Remaster achievements.
Pickup Code Key 5
Obtain a sample of the metal used in Dark Trooper production
Find the arms dealer Moff Rebus
Enter the Sewer
Find some evidence of the Dark Trooper
Pickup the Infrared Goggles
Find and restart the hydro-electric power generator
Return to your ship on the roof of the base
Steal the Death Star plans
Destroy a Mouse Droid
Set a sequencer charge on the reactor
Destroy the Phase 01 Dark Trooper
Rescue Crix Madine
Place a tracking device on the smuggler’s ship
Blow up the Robotics Facility
Find the Ice Cleats
Find Imperial Navigational Evidence
Defeat a Kell Dragon with your bare hands
Find your gear
Rescue Jan Ors
Locate the Nava Card
Locate the I.S.O building
Break into the vault & use the Nava Card
Defeat Boba Fett!
Destroy the Phase 02 Dark Trooper
Hijack the smuggler’s ship
Reach the cargo shuttle bay
Defeat General Mohc!
Destroy the Arc Hammer