Sam Scumm appears in the Sam Slade: Robo-Hunter story – The Slaying of Slade.
When Sam Slade is killed, he can’t go to heaven as there’s another Sam Slade still alive – his clone – Sam Scumm.
After tracking him down, Slade’s ghost merges with the mind of Sam Scumm to become one, the all-new Sam Slade.