An unopened copy of Nintendo's Super Mario Bros. that was bought in 1986 and then forgotten about in a desk drawer for over three decades has been sold at an auction for $660,000 (roughly Rs. 4.8 crores). Heritage Auctions in Dallas said the video game sold Friday.The auction house said the video game was bought as a Christmas gift but ended up being placed in a desk drawer, where it remained sealed in plastic and with its hang tab intact until it was found earlier this year."Since the production window for this copy and others like it was so short, finding another copy from this same production run in similar condition would be akin to looking for a single