The Awakened Add-on for Dead Space 3 has 8 achievements worth 250 gamerscore.
Complete Dead Space™ 3 Awakened.
Awakened: Kill the Unitologist Cult Leader.
Awakened: Allow the Unitologist Cult Leader to survive.
Awakened: Escape from Tau Volantis to the Terra Nova.
Complete Dead Space™ 3 Awakened in Pure Survival Mode.
Awakened: Craft a weapon using a MK-II Weapon Tip.
Awakened: Stasis your Co-Op partner when he is downed to slow his bleed out timer.
Awakened: Finish charging the reactor in under 90 seconds.