This Autographed 1980 SW Empire Strikes Back #220 Card with the inscription of "Boba's Voice & Boba Fett" has been Personally Signed by Sandy Dhuyvetter, Jason Wingreen, Jeremy Bulloch of Star Wars. This item is 100% Authentic, it comes slabbed and authenticated by Beckett Authentication Services. The authenticity can be verified on Beckett Authentication Services website.