Full list of all 58 Dead Space 3 achievements worth 1,250 gamerscore. It takes around 50-60 hours to unlock all of the achievements in the base game.
The base game contains 50 achievements worth 1,000 Gamerscore, and there is 1 DLC pack containing 8 achievements worth 250 Gamerscore.
Collect all Circuits.
Collect all Artifacts.
Collect all Weapon Parts.
Collect all Logs.
Collect all Alien Artifacts.
Kill 5 Cysts in the Biology Building with a single poison gas cloud.
Dismember 500 limbs from living enemies.
Reach the pump room of the Waystation without alerting any Feeders.
Shoot the deer head trophy in the Admiral's Quarters.
Kill 30 Soldiers with head shots.
Complete the game on any difficulty setting.
Defeat the Moon.
Reach the Alien Machine.
Kill 10 alien Necromorphs.
Complete all optional missions.
Kill a Soldier by TK'ing a grenade or rocket back at them.
Reassemble Rosetta.
Face all of Carver’s demons by completing all Co-Op only optional missions.
Revive your Co-Op partner 10 times.
Fully upgrade your RIG.
Find Peng.
Kill 30 enemies with explosion damage.
Successfully deploy Scavenger Bots to 15 Resource Areas.
Kill the Snowbeast.
Defeat the Hive Mind.
Dissolve 50 enemies with acid.
Kill 30 enemies using an electrified Ripper blade.
Kill 50 enemies while they are in stasis.
Kill 30 enemies using melee strikes or a melee Weapon Part.
Reach Tau Volantis.
Shoot at least 70 targets during the ride to Tau Volantis.
Recover the shuttle.
Craft a Weapon with 2 Tools, Tips, and Attachments with all Circuit slots filled.
Save your Co-Op partner from an execution by killing the attacker.
Create a Blueprint that needs at least 2000 resources worth of parts and Circuits to build.
Retrieve Resources from a Scavenger Bot at a Bench.
Craft a Large Med Pack.
Use quick heal to heal yourself 20 times.
Share a Blueprint with your Co-Op partner.
Add a Circuit to a Weapon.
Use the RIG to give an item to your Co-Op partner.
Craft a Weapon.
Survive your first spacewalk.
Complete the Prologue.
Complete the Drill Room without taking any damage.
Complete the game on Hardcore Mode.
Complete the game in Classic Mode.
Complete the game in Pure Survival Mode.
Kill 30 enemies using Fodder axes.
Dismember 1000 limbs from living enemies.
Awakened: Finish charging the reactor in under 90 seconds.
Awakened: Stasis your Co-Op partner when he is downed to slow his bleed out timer.
Complete Dead Space™ 3 Awakened.
Awakened: Kill the Unitologist Cult Leader.
Awakened: Craft a weapon using a MK-II Weapon Tip.
Awakened: Escape from Tau Volantis to the Terra Nova.
Awakened: Allow the Unitologist Cult Leader to survive.
Complete Dead Space™ 3 Awakened in Pure Survival Mode.