Bacteria

It is a very strong SCP from a place called the "Backrooms", It can shapeshift but cannot talk, Instead it makes odd creepy like noises instead of talking, It is very powerful and able to kill people with it's sharp claws and fangs, It is very fast and not to be provoked, Also recommended to not make loud noises because it has very good hearing, It is almost impossible to kill. This entity is just Level 0 out of 1 million possible levels.