First Generation Beanie Babies

These plush toys cost no more than $5 no matter what kind of animal you got. In the 1990s, McDonald’s decided to include these in their Happy Meal, which they called Teenie Beanies. These are becoming rare and more difficult to find. In fact, one in mint condition has been sold for a whopping $10,000, which means that its value has increased by 200,000 percent.

Super Mario Brothers for Nes

Super Mario is available on Wii these days but those who grew up in the 90s are still on an active lookout for its original version. Log onto eBay and you’ll find that the older version’s price go north to a thousand dollars. It’s pricey but there are those out there who are willing to pay the price.