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Backasswards achievement in The Binding of Isaac: Rebirth

Backasswards

Unlocked a new challenge.

Backasswards0
13 January 2017 - 1 guide
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How to unlock the Backasswards achievement

  • RederdexRederdex235,749
    21 May 2019 14 Jun 2020 14 Jun 2020
    0 0 0
    Kill ??? or The Lamb for the first time
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