Dead Space 3 Achievements

Complete each achievement to get the allotted gamerscore. The numbers between the () is the points given for each achievement.
AchievementHow to unlock
And Then We Doubled It!(10)Dismember 1000 limbs from living enemies.
Architect(10)Share a Blueprint with your Co-Op partner.
Blast Corps(10)Kill 30 enemies with explosion damage.
Circuit's Edge(10)Add a Circuit to a Weapon.
Dropping Acid(10)Dissolve 50 enemies with acid.
Electric Lawnmower(10)Kill 30 enemies using an electrified Ripper blade.
Empty Chamber(10)Kill 30 enemies using melee strikes or a melee Weapon Part.
From the Jaws(10)Save your Co-Op partner from an execution by killing the attacker.
Get On My Level(10)Complete the game on any difficulty setting.
Go for the Limbs!(10)Dismember 500 limbs from living enemies.
Medic!(10)Revive your Co-Op partner 10 times.
My Buddy(10)Retrieve Resources from a Scavenger Bot at a Bench.
Overpowered Healing(10)Use quick heal to heal yourself 20 times.
Share and Share Alike(10)Use the RIG to give an item to your Co-Op partner.
Shootbang(10)Kill 30 Soldiers with head shots.
Slow Mo(10)Kill 50 enemies while they are in stasis.
Strapped(10)Craft a Weapon.
Payback(15)Kill a Soldier by TK'ing a grenade or rocket back at them.
Axes High(20)Kill 30 enemies using Fodder axes.
EMT(25)Craft a Large Med Pack.
Full House(25)Craft a Weapon with 2 Tools, Tips, and Attachments with all Circuit slots filled.
Ghosts of the Past(25)Face all of Carver’s demons by completing all Co-Op only optional missions.
Gun Collector(25)Collect all Weapon Parts.
Master Plan(25)Create a Blueprint that needs at least 2000 resources worth of parts and Circuits to build.
The Armorer(25)Collect all Circuits.
The Explorer(25)Complete all optional missions.
The Librarian(25)Collect all Logs.
The Professor(25)Collect all Artifacts.
Metal Detector(30)Successfully deploy Scavenger Bots to 15 Resource Areas.
Epic Tier 4 Engineer(40)Complete the game in Classic Mode.
Survivalist(40)Complete the game in Pure Survival Mode.
Aren't You Thankful?(50)Complete the game on Hardcore Mode.
RIG Master(50)Fully upgrade your RIG.
There's Always Peng!(50)Find Peng.
Secret Achievements-
Close Encounter(10)Kill 10 alien Necromorphs.
Stranger in a Strange Land(10)Complete the Prologue.
Under a Buck(10)Shoot the deer head trophy in the Admiral's Quarters.
Aliens(15)Collect all Alien Artifacts.
Critical Mass(15)Recover the shuttle.
Hydra(15)Kill the Snowbeast.
Infernal Machine(15)Reach the Alien Machine.
Snow Crash(15)Reach Tau Volantis.
Space Odyssey(15)Survive your first spacewalk.
Together as One(15)Reassemble Rosetta.
Hungry(20)Reach the pump room of the Waystation without alerting any Feeders.
Space Ace(20)Shoot at least 70 targets during the ride to Tau Volantis.
Intestinal Fortitude(25)Defeat the Hive Mind.
Drill Sergeant(30)Complete the Drill Room without taking any damage.
Weedkiller(30)Kill 5 Cysts in the Biology Building with a single poison gas cloud.
Shoot for the Moon(50)Defeat the Moon.
DLC AchievementsAwakened
Heaven Can Wait(20)Awakened: Stasis your Co-Op partner when he is downed to slow his bleed out timer.
Just the Tip(20)Awakened: Craft a weapon using a MK-II Weapon Tip.
Supercharger(20)Awakened: Finish charging the reactor in under 90 seconds.
Pure Lunacy(50)Complete Dead Space™ 3 Awakened in Pure Survival Mode.
Secret Achievement-
Heretic(20)Awakened: Kill the Unitologist Cult Leader.
True Believer(20)Awakened: Allow the Unitologist Cult Leader to survive.
Bad Moon Rising(50)Complete Dead Space™ 3 Awakened.
Get to the Chopper!(50)Awakened: Escape from Tau Volantis to the Terra Nova.