M ............... Mint or MediumMC ............... Miscut
MIB ............... Mint in box
MIBP ............... Mint in blister pack
MIJ ............... Made in Japan
MIU ............... Made in USA
MIOJ ............... Made in Occupied Japan
MIOP ............... Mint in open package
MIP ............... Mint in package
MNB ............... Mint no box
MOC ............... Mint on card
MOTU ............... Masters of the Universe
MOMC ............... Mint on mint card
MONMC ............... Mint on near mint card
MOP ............... Mother of pearl
MT ............... Mint
MWBT ............... Mint with both tags
MWBTM ............... Mint with both tags mint
MWT ............... Mint with tag
MWMT ............... Mint with mint tag
MLAS ............... My Lips Are Sealed