An auction house in Texas says a retro video game has sold for a record-breaking price.  Heritage Auctions in Dallas sold an unopened copy of Super Mario 64 for one-point-five-million-dollars.  Super Mario 64 was the most sold game on the Nintendo 64 console.  This follows the sale of an unopened copy of The Legend of Zelda that sold at the auction house for 870-thousand-dollars.