Walking Dead #193 - RARE San Diego Comicon Edition - CGC 9.8 Signature Series - Signed by Robert Kirkman, himself! Cover by Charlie Adlard and Dave Stewart. THE FARMHOUSE': Out in the countryside, trouble is brewing for a certain someone.The item "Walking Dead #193 RARE Comicon Edition CGC 9.8 SS Signed by Robert Kirkman" is in sale since Saturday, April 11, 2020. This item is in the category "Collectibles\Comics\Modern Age (1992-Now)\Movie & TV". The seller is "greatone11" and is located in Alexandria, Virginia. This item can be shipped to United States.