Michael J Fox Signed Back To The Future Funko #962 Marty Slabbed PSA AL04135 Posted on March 22, 2024 by admin For Sale Is A Michael J Fox Signed Back To The Future Funko #962 Marty Slabbed PSA AL04135. Item Is Signed In Silver. PSA & BAS Certification. PSA & Beckett Will No Longer Print/Reprint Certification Card. Share