Per 
SCP-0523 (A.K.A QUADKILLER)
Object Class: Euclid
Special Containment procedures: Is placed in high security containment chamber, must have 4 rooms of heavy security before entering containment chamber, must be kept a close eye on SCP for anything unusual or strange.
Description: This SCP is highly dangerous and unexpected, it has fast movements and special ability's. This SCP is really skinny, almost as skinny as a stick. It is super strong and can lift high amounts of tons. Some of the ability's are things like invisibility, super strength, insanely fast movement, and can grow to the height of the empire state building to shrinking to 1 inch. This SCP was found in the mountains of northern Japan, living in forests and caves. One thing about this SCP is that whenever it hurts something living it get more power and energy. This SCP is so highly dangerous that it took 103 agents to capture and contain it. During the capturing and containing it killed 60 men, put 32 men to the hospital to be put on life support. The only 11 people who survived the capturing and containing made them drive into insanity, some of them even committed suicide. The reason why SCP-0523 is nicked named "Quadkiller" is because it has 4 legs and 4 arms, which explains why it has fast movement and can grab 4 objects at once and killing them. One thing that is super unusual about this SCP is that it is super hostile to adult humans and animals, but it's never hostile to younger people. From the looks of it, it's never interested in people age 14 and under. It's face is extraordinary, The face has 2 sides: One side has very dark black skin with sharp canines and has an eye shaped as a star. The other side of the face is pale and has clear white eyes with blunt canines. SCP-0523 must be watched at all times.
additional information: Almost nobody has ever survived entering and exiting SCP-0523's containment chamber without dying. Only one Man named "Tyson ████" has ever survived going in their and taking a picture of it, but it did leave him with major injury's, injury's like busted lips, eye missing, brain damage, gruesome bite marks and scratch's all over body, punctured lungs, an entire tooth lodged in kneecap, missing left hand, broken arm, right tibia bone bitten right off, ETC. The picture that he took of SCP-0523 was just a dark blurry silhouette of it Charging at him. Tyson is currently in the infirmity at Site ██.
