I’m including the 8 FanExpo variants below
Detective Comics, Vol. 1 #27
No UPC
FanExpo Cover A Main Edition
Francesco Mattina
Detective Comics, Vol. 1 #27
No UPC
FanExpo Cover A Virgin Edition
Francesco Mattina
Detective Comics, Vol. 1 #27
No UPC
FanExpo Cover A Embossed 1-25 Edition
Francesco Mattina
(Essentially the same pic as the virgin)
Detective Comics, Vol. 1 #27
No UPC
FanExpo Cover A Embossed 1-50 Edition
Francesco Mattina
Detective Comics, Vol. 1 #27
No UPC
FanExpo Cover B Main Edition
Francesco Mattina
Detective Comics, Vol. 1 #27
No UPC
FanExpo Cover B Virgin Edition
Francesco Mattina
Detective Comics, Vol. 1 #27
No UPC
FanExpo Cover B Embossed 1-25 Edition
Francesco Mattina
Detective Comics, Vol. 1 #27
No UPC
FanExpo Cover B Embossed 1-50 Edition
Francesco Mattina
@millerad76 added, thank you for reporting.