Per 
Special Containment Procedures: SCP 5294 is to be in its own underground facility Site Z04 in Antarctica. Its cell is 50 x 50 x 50-meter cell underground with titanium walls 50 meter thick walls. CCTV cameras are to be placed in each corner of the cell. SCP 5294 is to never under any circumstances be let out of its containment cell. Personnel may only use CCTV to observe SCP 5294 from a safe observation room across the facility. Any non-foundation personnel are to be given Class C amnestics.
Description: SCP 5294 is a 200-foot tall reptilian creature with greyish-green skin and scale covering the entire body. SCP 5294 has bullet-resistant skin that can withstand about anything. SCP 5294 is docile until disturbed in which it will attack anything that has disturbed it. Its arms and legs are out of proportion by 20% it uses these to walk and climb over mountains SCP 5924 increases its size when it is near any source of radiation, there is no known limit to how big it can grow. It does not require any food or water, it only consumes radiation through its skin. When not near any radiation it decreases in size to a minimum of 16 feet tall. While decreasing in size it emits all the radiation inside of SCP 5294 which extremely dangerous to any living thing nearby.
