Per 
Item #: SCP-XXXX
Object Class: Euclid
Special Containment Procedures: SCP-XXXX-1 is kept in a standard humanoid contaminant cell, someone must answer it once per month. SCP-XXXX-2 current location is unknown.
Description: SCP-XXXX-1 is an antique phone that rings for one day every month until answered. The room SCP-XXXX-1 is kept in is fully furnished with a bookshelf the content of which changes depending on the first individual to enter the room and SCP-XXXX-1 sits atop a table in the middle of the room it can't be removed. If the phone is not answered the day it rings then the next month the phone will ring for two days and for every month it is not answered another day will be added until it is ringing constantly. SCP-XXXX-2 is an unknown entity that that calls through SCP-XXXX-1. SCP-XXXX-2 is often kind and will answer almost all questions asked of it, it will offer a bargain to the individual who answers its call, the entity will ask if the individual wants something and if the subject answers with something they want the entity will offer a bargain, the price is different depending on how big the request is these can range from a single coin to an individual's soul. It has been stated by SCP-XXXX-2 that it will not make bargains that could endanger all of humanity.
Addendum-XXXX-1: Discovery
SCP-XXXX-1 appeared in containment on ██-██-20██ at site-██ ringing.
Interviewed: SCP-XXXX-2
Interviewer: Dr. ██████
Foreword: First interview with SCP-XXXX-2
<Begin Log>
Dr. ██████: Hello my name is Dr. ██████ and I'm going to ask you a few questions, is that okay?
SCP-XXXX-2: That is quite alright.
Dr. ██████: Okay, first question are you what people would refer to as the devil?SCP-XXXX-2: (Subject laughs) No.
Dr. ██████: You did ask for someone's soul.SCP-XXXX-2: He did ask for a card that would let him buy anything, can't let that be cheap.
Dr. ██████: Ofcourse, now the second question would you make a bargain that could result in the extinction of humanity?SCP-XXXX-2: No.
Dr. ██████: Why?SCP-XXXX-2: Life would be quite boring without humans.
Dr. ██████: Next question why do you make bargains with people?SCP-XXXX-2: I want to help people but I also want to see what price they are willing to pay for it.
Dr. ██████: What can you do?SCP-XXXX-2: Everything.
Dr. ██████: Ok, next quest…SCP-XXXX-2: Sorry have to go.
<End Log>Closing Statement: SCP-XXXX-2 hanged up at the end, when asked why it said that something important came up and it couldn't ignore it, it would not elaborate.
