Gregg Berger autographed Transformers Funko Pop Figure 69 Grimlock hand signed in yellow paint pen and inscribed Grimlock. This is an exclusive ECCC Transformers autographed Pop which is exclusive to GameStop with a production of only 150. This signature has been authenticated by JSA James Spence authentication Certification Number: PP98123 and will come with the matching cert card you see in the scan. The Pop will come in a plastic protector case. Buy with confidence we have been selling in-person autographs since 1992.   Funko Pop