1. The Binding of Isaac: Rebirth Achievements
2. Backasswards achievement

The Binding of Isaac: Rebirth

Steam Deck Verified

10,978

637

4.64

16,937

1,271 (8%)

200+h

Comet_Chan

2,471

186

29 Nov 14

232h 51m

Add-on

Afterbirth+

1,046

630

63

4.06

10,742

2,187 (20%)

200+h

Backasswards achievement in The Binding of Isaac: Rebirth

Backasswards

Unlocked a new challenge.

0

06 January 2017 - 1 guide

How to unlock the Backasswards achievement

• Rederdex236,888

  21 May 2019 14 Jun 2020 14 Jun 2020
  0 0 0

  Kill ??? or The Lamb for the first time

• Have you got any tips or tricks to unlock this achievement?
  Add a guide to share them with the community.

  Sign in and add a guide