Some games are cheaper to buy as the real thing if you're lucky and have a good used game store in your area. (nintendoworldreport.com)
I am going to decline suggesting any must plays - my advice is go to your local used game store, look around and follow your instinct! (the-gamers-lounge.com)
I worked at a farmer's market around this time and there were two used game stores located in it. (theswitcheffect.net)