1Garbage Pail Kids' Cards: $1,000 and up
Getty Images//Getty ImagesAhhhh, the '80s. The surreal Garbage Pail Kids collectible cards have found their ideal home on the equally surreal internet, where a card like "Adam Bomb" can collect around $1,550. Bonus dollars if they are in their original packaging.
21978 Luke Skywalker Action Figure: $25,000
Debra L Rothenberg//Getty ImagesWhen Nigo, the Japanese designer and founder of A Bathing Ape, decided to offload his Star Wars collection, he turned to Sotheby's. The total haul of the 2015 auction came to over half a million dollars, and included a new boxed Luke Skywalker figurine, one of only 20 out there.
Advertisement - Continue Reading Below
3Peanut Royal Blue Elephant Beanie Baby: $5,000
San Francisco Chronicle/Hearst Newspapers via Getty Images//Getty Images 4PEZ Dispensers: Prices Vary
GettySugar fiends will be delighted to know that even that old, candy-less PEZ dispenser might be worth something someday. In 2006, a dispenser known as the Astronaut B, created for the 1982 World's Fair made major bank, sold on eBay for $32,000. Other collectible dispensers include the Mickey Mouse Soft Head dispenser, the 1955 Santa Claus Head dispenser, and the PEZ gun.
Advertisement - Continue Reading Below
5The Original Monopoly Game: $146,500
Getty 6Hot Wheels: Prices Vary
Timm Schamberger//Getty ImagesWhile most of these palm-sized cars go for just a few dollars, rare finds can be worth thousands. Among the most valuable is the 1969 "Volkswagen Beach Bomb" prototype, designed with surf boards hanging out the back window and wheels that made it too large for Mattel's race tracks. Though it never went into wide production, that's what makes it all the more valuable to collectors, who value it around $150,000.
Advertisement - Continue Reading Below
7Action Comics No. 1, $3.2 million
Hulton Archive//Getty ImagesThe most expensive comic ever sold on eBay, this "pristine" 1938 edition went up for auction in 2014, to staggering results. Why the frenzy? It's the comic that first introduced Superman to the world, and there are fewer than 50 in existence worldwide.
8American Girl "Molly" Doll: $3,000
BRENDAN SMIALOWSKI//Getty ImagesA new American Girl Doll will run you about $120, but isn't it reassuring to know that discontinued dolls like Felicity, Samantha, Kirsten, and Molly live on somewhere? If you have one of these "out of print" dolls at home, with their original clothing and accessories, you could make as much as $3,000.
Advertisement - Continue Reading Below
9First Edition of 'Where the Wild Things Are': $25,000
Ron Bull//Getty ImagesIn 2012, a signed 1963 first edition of Maurice Sendak's classic children's book sold on Abebooks.com for $25K. The condition of the book was especially remarkable because, as parents know all too well, picture books rarely survive without any rips, smudges, or smears.
10Lionel's Pennsylvania 'Trail Blazer" Train Set: Prices Vary
New York Daily News Archive//Getty Images Advertisement - Continue Reading Below
11First Edition Barbie: $8,000
HECTOR MATA//Getty ImagesBarbie may have undergone a makeover, but for some collectors, the classic 1959 version will always be the one and only. Originals, complete with zebra-stripe swimsuits and a sweeping up-do, retail from around $8,000.
12Vintage Atari Cartridges: Prices Vary
Science & Society Picture Library//Getty ImagesIn a truth-is-stranger-than-fiction twist, an urban legend that Atari had buried hundreds of its game cartridges in the New Mexico desert in 1983 turned out to be true. In all, 881 recovered cartridges were sold, totaling $107,000 in proceeds. Individually, the more rare and popular games can go for hundreds of dollars on eBay.
Advertisement - Continue Reading Below
13Original Furby: $900
ullstein bild Dtl.//Getty Images 14Game Boy: Price Vary
Science & Society Picture Library//Getty ImagesBefore we were obsessed with our cell phones, we whiled away the hours on Nintendo's handheld game system, which was first released in the U.S. in 1989. These days, Game Boys go for hundreds, and possibly even more depending on the make and condition.
Advertisement - Continue Reading Below
15Original Transformers Action Figures: Prices Vary
Watt Ky / 500px//Getty ImagesHasbro produced the first line of these transforming robot action figures in 1984. If you were lucky enough to keep the originals in their box, they can be worth way more than their original value: some Optimus Prime figures in pristine packaging are listed on eBay for upwards of $25,000.
16First Edition of 'Harry Potter and the Sorcerer's Stone': $6,500
The Washington Post//Getty ImagesOriginally published in 1998, first editions of the U.S. version of J.K. Rowling's story that kicked off the Harry Potter phenomenon have sold for up to $6,500. Score one for Gryffindor if you find a signed copy, which adds to the value, like this one selling for $15,000.
Advertisement - Continue Reading Below
17Mario Kart 64: $400+
robtek//Getty ImagesOne of Nintendo's most beloved games (we all wanted to be Yoshi) now sells for hundreds. An original sealed copy, however, can go for thousands! A game that is worth a ton of money and taught us how to drive? Not too shabby.
18Cabbage Patch Kids Dolls: Prices Vary
ullstein bild//Getty Images Advertisement - Continue Reading Below
19Teddy Ruxpin: $500 - $1,000
James Keyser//Getty ImagesThis beloved, animatronic bear "reads" kids stories thanks to an audio cassette player built into its back. These days, bears in topnotch condition can be had for around $500. The Original Storytelling teddy bear from 1985, on the other hand, is a hefty $5,000.
20Pokemon Cards: Prices Vary
John Keeble//Getty ImagesFirst published in Japan in 1996, Pokemon trading cards have a huge following and rare cards can go for wildly high prices.
Advertisement - Continue Reading Below
Advertisement - Continue Reading Below
Advertisement - Continue Reading Below