NEOGEO's EIGHTEEN ELUSIVE MVS CARTRIDGES
NGM-008 NGM-035 NGM-204
NGM-012 NGM-070 NGM-210
Undiscovered NGM-013 NGM-071 NGM-226
Undiscovered NGM-015 NGM-072 NGM-228
NGM-026 NGM-077 NGM-258
NGM-028 NGM-099 NGM-259