I am offering some CGC graded Signature Series comics for sale on the CGC message boards.
- Fantastic Four 223 graded 9.6, signed by Bill Sienkiewicz
- Fantastic Four 229 graded 9.8, signed by Bill Sienkiewicz
- Groo The Wanderer 1 graded 9.6, signed by Sergio Aragones - with CGC label error: says “Groo Chronicles #1″
Scans and more details here.