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Underground Bone Marrow Achievements

Here is the full list of all 6 Underground Bone Marrow achievements.

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  • 50

    Achieve 50 rooms

  • 100

    Win 100 opponents in one race

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  • 1000

    Win 100 opponents in one race

  • 10000

    Kill 10,000 opponents with a shotgun

  • 20 lvl and Boss

    Reach 20 rooms and kill the boss

  • 666

    Kill 666 opponents with a star

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