Detective Seborn stole a variety of weapons from The Flash's newest enemies that were stored in the evidence lock up room in the Central City Police Department. He stole equipment from Black Mold, Merge, Gravitor, Squall, Lasher, Skipper and Mogul. He used this equipment to masquerade as these villains, stealing their identities. He was eventually stopped by his own partner Detective Parker and The Flash. Once he was sent to jail, he was placed alongside the villain he stole from and Daniel West.
- 3 Appearances of Mashup (Prime Earth)
- 1 Images featuring Mashup (Prime Earth)
- 1 Quotations by or about Mashup (Prime Earth)
- Character Gallery: Mashup (Prime Earth)