So when you get your hands on Dead Space 3 you might what to think about these achievement points -There's Always Peng! makes a return and given the game now has a co-op element, there's a few points that you'll only achieve by doing just that!
Dead Space 360 Achievement Points
Get On My Level (10 points) - Complete the game on any difficulty setting.
The Explorer (25 points) - Complete all optional missions.
Aren't You Thankful? (50 points) - Complete the game on Hardcore Mode.
Epic Tier 4 Engineer (40 points) - Complete the game in Classic Mode.
Survivalist (40 points) - Complete the game in Pure Survival Mode.
Gun Collector (25 points) - Collect all Weapon Parts.
The Professor (25 points) - Collect all Artifacts.
The Librarian (25 points) - Collect all Logs.
The Armorer (25 points) - Collect all Circuits.
There's Always Peng! (50 points) - Find Peng.
My Buddy (10 points) - Retrieve Resources from a Scavenger Bot at a Bench.
Metal Detector (30 points) - Successfully deploy Scavenger Bots to 15 Resource Areas.
Strapped (10 points) - Craft a Weapon.
Circuit's Edge (10 points) - Add a Circuit to a Weapon.
EMT (25 points) - Craft a Large Med Pack.
Full House (25 points) - Craft a Weapon with 2 Tools, Tips, and Attachments with all Circuit slots filled.
RIG Master (50 points) - Fully upgrade your RIG.
Master Plan (25 points) - Create a Blueprint that needs at least 2000 resources worth of parts and Circuits to build.
From the Jaws (10 points) - Save your Co-Op partner from an execution by killing the attacker.
Share and Share Alike (10 points) - Use the RIG to give an item to your Co-Op partner.
Medic! (10 points) - Revive your Co-Op partner 10 times.
Ghosts of the Past (25 points) - Face all of Carver’s demons by completing all Co-Op only optional missions.
Architect (10 points) - Share a Blueprint with your Co-Op partner.
Axes High (20 points) - Kill 30 enemies using Fodder axes.
Payback (15 points) - Kill a Soldier by TK'ing a grenade or rocket back at them.
Go for the Limbs! (10 points) - Dismember 500 limbs from living enemies.
And Then We Doubled It! (10 points) - Dismember 1000 limbs from living enemies.
Slow Mo (10 points) - Kill 50 enemies while they are in stasis.
Blast Corps (10 points) - Kill 30 enemies with explosion damage.
Shootbang (10 points) - Kill 30 Soldiers with head shots.
Empty Chamber (10 points) - Kill 30 enemies using melee strikes or a melee Weapon Part.
Dropping Acid (10 points) - Dissolve 50 enemies with acid.
Electric Lawnmower (10 points) - Kill 30 enemies using an electrified Ripper blade.
Overpowered Healing (10 points) - Use quick heal to heal yourself 20 times.