Marvel's TRANSFORMERS #13, 1986.  (102)  Signed by the voice actor who played Megatron, Frank Welker (Witnessed).  Graded at 8.0, VF.  I thought it was a 9.0 or higher. I've included the notes from the grader in a picture.   As received (returned) from CBCS.  Poly-bagged protected.  No evident scratches or cracks.  Stored in a smoke-free environment.  See label for more details.  Clear Signature.   We do combine s/h on multiple purchases.