This page contains information regarding Star Trek: Prodigy, and thus may contain spoilers.
Pog's right hand had been replaced with a multi-mitt: a cybernetic implant that possessed a number of capabilities, such as turning into a hammer and functioning as a grapnel launcher. He had a habit of referring to himself in the third person.
He worked as an engineer at the Tars Lamora prison colony until 2383, when Dal R'El asked him and several others to assist in their escape on the newly-discovered Federation starship USS Protostar. (PRO: "Lost and Found")