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Quantum Theory Achievements

Here is the full list of all 50 Quantum Theory achievements worth 1,000 gamerscore.

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  • 8 Seconds with Style

    Kill all enemies in Trachea without dying.

    15 September 2013 - 3 guides
  • Nevermore

    Kill the Raven on Hard in 2 minutes or less.

    15 September 2013 - 2 guides
  • Killing Connoisseur

    Kill 10 enemies with every firearm Syd can equip. (Melee kills don't count.)

    10 September 2013 - 1 guide
  • Release

    Defeat Diablosis Soma (Thanatos III) on Hard in 3 minutes 30 seconds or less.

    10 September 2013 - 1 guide
  • Entropy

    Defeat Chaos (Thanatos II) on Hard in 1 minute 30 seconds or less.

    10 September 2013 - 2 guides
  • Warrior

    Defeat Thanatos on Hard in 1 minute 30 seconds or less.

    10 September 2013 - 2 guides
  • Gladiator

    Kill the Chariot during Thorax on Hard in 1 minute 30 seconds or less.

    10 September 2013 - 2 guides
  • Professional Exterminator

    Kill the Gargantua on Hard in 2 minutes 30 seconds or less.

    10 September 2013 - 1 guide
  • Headache

    Kill 200 enemies with headshots.

    Unlocked offline - 1 guide
  • What a Pal

    Don't let any teammates who were setting charges go down during the final battle in The Womb.

    Unlocked offline - 1 guide
  • Immortal

    Obtain the rank of Immortal.

    30 July 2011 - 3 guides
  • Storm

    Obtain the rank of Storm.

    12 July 2011 - 1 guide
  • Berserker

    Obtain the rank of Berserker.

    05 July 2011 - 1 guide
  • Triage

    Revive 10 teammates in one match.

    03 July 2011 - Add a guide
  • Slayer

    Obtain the rank of Slayer.

    01 July 2011 - 1 guide
  • All Mine

    Kill all other players in an 8-player Deathmatch.

    01 July 2011 - 1 guide
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    Quantum Theory Achievements FAQ
    • How many achievements are there in Quantum Theory?
      There are 50 achievements in Quantum Theory, worth a total of 1,000 Gamerscore.
      You can view the full list of Quantum Theory achievements here.
    • Is Quantum Theory on Game Pass?
      No, Quantum Theory is not currently available on either Xbox Game Pass or PC Game Pass.
    • When did Quantum Theory release on Xbox?
      Quantum Theory was released on September 28th, 2010.