SCP-106 appears to be an elderly humanoid, with a general appearance of advanced decomposition. When attacking, SCP-106 will attempt to incapacitate prey by damaging major organs, muscle groups, or tendons, then pull disabled prey into its pocket dimension. SCP-106 causes a “corrosion” effect in all solid matter it touches SCP-106 is capable of passing through solid matter SCP-106 is then able to exit this dimension from any point connected to the initial entry point he is named "The Old Man"