The binding of isaac endings | condareri1986's Ownd
Binding of Isaac: Rebirth Item Ideas 2 by A-Ithyphallophobiac on DeviantArt
The Binding of Isaac: Repentance - Final Boss Guide
About: Complete Guide For Binding of Isaac Rebirth (iOS App Store version) | | Apptopia
Apparently gulping the faded Polaroid makes it unable to open the door in depths which I guess makes sense since you can't put it in the door if you swallowed it :