Dead Space 3 achievements

Dead Space 3

4.0 from 4514 votes

There are 58 Dead Space 3 achievements (50 without DLC) worth 2,585 (1,250)

76,842 tracked gamers have this game, 3,165 have completed it (4.12%)

Achievement Details

The Explorer in Dead Space 3

The Explorer56 (25)

Complete all optional missions.

  • Unlocked by 15,357 tracked gamers (20% - TA Ratio = 2.23) 76,886  

Achievement Guide for The Explorer

716,837 (306,412)
Achievement won on 09 Feb 13
TA Score for this game: 2,585
Posted on 16 February 13 at 05:28, Edited on 18 September 18 at 22:19
This solution has 21 positive votes and 1 negative vote. Please log in to vote.
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There are 10 optional missions in the game. Seven can be played solo and three require a co-op partner.

Completing the three co-op missions will unlock the Ghosts of the Past achievement.
Dead Space 3Ghosts of the PastThe Ghosts of the Past achievement in Dead Space 3 worth 53 pointsFace all of Carver’s demons by completing all Co-Op only optional missions.

You can start at any optional mission from the chapter select menu. Be sure select "co-op campaign" instead of "solo campaign" to set up a co-op game.

In Standard, Pure Survival, or Hardcore modes, you must complete all 10 optional missions to unlock this achievement. You can unlock this achievement by completing just the seven optional missions in Classic mode as there is no option for co-op campaign.

Mission Breakdown

Chapter 4
Optional mission: C.M.S Greely
Co-op mission: C.M.S. Brusilov

Chapter 5
Optional mission: Conning Tower

Chapter 9
Optional mission: Supply Depot

Chapter 11
Optional mission: Armory
Co-op mission: Archaeology

Chapter 14
Optional mission: Disposal Services
Optional mission: Reaper Barracks
Co-op mission: Marker Containment

Chapter 17
Optional mission: Artifact Storage
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