Nes
Guess I'll start with the rarest of the rare!===> Mother in English!
Final Fantasy
Zelda 1 and 2 gold
Dragon Warrior 1-4
Kirby's Adventure
I have several others but it hard to say whats rare or not.
Snes
Final fantasy 4
Final Fantasy Mystic Quest
Final Fantasy6
Chrono Trigger
Earthbound
SMB RPG
Lufia and the Fortress of Doom
Secret of Mana
Are any playstation games really that rare?