Per 
Item #: SCP-5920
Nickname: Salmon
Object Class: Safe
Special Containment Procedures: No special safety procedures are to be taken with SCP-5920. SCP-5920 Is free to travel about Site-19 so long as they do not attempt to enter any restricted areas or attempt to leave the facility.
Description: SCP-5920 is a grey, male Siberian cat. It can go faster than sound without creating a shockwave.
Addendum: Despite having been in Foundation custody since 1982, it is physiologically identical the a 2 month old kitten, and shows no signs of aging.
Description: SCP-5920 is a grey, male Siberian cat. It can duplicate itself at will, and it also edit thoughts to make humans (including scps like cain, able, the old man, ect. at least assuming that their actually human) believe that it goes anomalously fast, instead of its true nature, being that it can create more instances of itself, designated SCP-5920-A.
Addendum: Despite having been in Foundation custody since 1982, it is physiologically identical the a 2 month old kitten, and shows no signs of aging. Instances of SCP-5920-A vanishes after 30 minutes.
