Per 
Item #: SCP-4483
Object Class: Keter
Special Containment Procedures: SCP-4483 is to be contained in a 20m x 20m x 20m containment chamber in Area 14. The containment chamber must be fully lit, at no point should SCP-4483 ever be kept in a dark or dimly lit room. The walls of the containment chamber should be constructed from reinforced concrete. An electrified fence must be installed along the walls of the containment chamber. To avoid triggering a rage state, the fences must be disabled temporarily if the entity seems agitated.
SCP-4483 spends most of its time pacing its containment chamber or sleeping, SCP-4483 shows hostility towards the lights in its chamber. If SCP-4483’s behavior changes, it should be immediately reported to the nearest security division. SCP-4483 should be fed every 2 days with 181 kilograms of cow flesh.
Any signs of SCP-4483 attempting to breach containment or show any signs of aggression, should be met with immediate heavy tranquilization.
During transport, SCP-4483 must be heavily sedated and accompanied by no less than 4 guards.
Description: SCP-4483 is a relatively large creature that seems to resemble an allosaurus. The entity has multiple distorted features, subject shows severe signs of being affected by radiation. SCP-4483 seems to be a very accurate representation of an allosaurus, possibly a genetically modified lizard that somehow mutated. SCP-4483 stands at 9 meters and has an overall length of 19 meters.
SCP-4483 is extremely hostile, the entity has claws capable of causing major damage to most materials. SCP-4483 has two large horns sticking out of its skull, an x-ray reveals that it has grown out of its skull. The horns are capable of penetrating most materials.
Addendum 4483-1: Discovery and Capture
SCP-4483 was found in a frozen cave near [REDACTED]. Multiple polar bear corpses were scattered around the frozen cave. When personnel attempted to capture SCP-4483, SCP-4483 immediately attacked and massacred most personnel near it. SCP-4483 was successfully captured when Mobile Task Force Unit MTF-Phi-2 successfully sedated SCP-4483. Weeks after said incident, SCP-4483 was classified as Keter due to this.
