Mascot Exhibition - STX
Mascot Exhibition - XSTX (Extended Art) Foil
Masterwork of Ingenuity - 2XM
Matter Reshaper - OGW
Matter Reshaper - OGW Foil
Mazemind Tome - (Prerelease) Foil
Meekstone - KLDS (Kaladesh Invention) Foil
Memnite - MYS Foil
Memnite - SOM
Metallic Sliver - H09 Foil
Millstone - M14
Mind Stone - 10E Foil
Mind's Eye - BBD
Mind's Eye - BRR (Retro Frame)
Mindslaver - SOM
Mirran Safehouse - ONE
Mirran Safehouse - XONE (Extended Art)
Mirror of the Forebears - C17
Mishra's Bauble - BRR V.2 (Retro Frame)
Mishra’s Bauble - 2XM Foil
Mithril Coat - LTRH V.1 (Showcase Frame)
Mizzium Transreliquat - GPT
Monoskelion - XMH2 Etched Foil
Moss Diamond - CLB
Moss Diamond - XCLB (Showcase Frame)
Mox Opal - 2XM
Mox Opal - MM2
Mox Opal - SOM
Mycosynth Lattice - ZNL
Myr Convert - XONE V.1 (Extended Art)
Myr Welder - MBS Foil
Mysterious Egg - XIKO (Extended Art) Japanese Foil