With this in mind, weve put together a list of a few geeky antiques.

Bear in mind that this is a far from exhaustive or scientific list.

The asking price for a still-packaged BA, still in his original packaging, is $380 on eBay.

Depressingly, your humble writer actually had both BA and the Command Chopper when he was still a youngster.

Its because of that incredible mullet, perhaps, that theMacGyveraction figure is so popular among collectors.

Last year, a boxed one sold in an eBay auction for a $801.

A seller on eBay is nowpunting these outat $87.00 per piece.

The toy collecting world is a topsy-turvy one sometimes.

You might dimly recallDroids, the animated TV spin-off which ran for just 13 episodes in 1985.

One on card could be worth around $6,000.

Among his gang was a triceratops called Slag (stop laughing at the back).

In 2011, a copy of the game signed by creator Alexei Pajitnov went oneBayfor $1m.

Is there another copy ofTetrisout there in the wild, waiting to be found by an eagle-eyed collector?

If youre looking for one, beware the numerous fakes cluttering eBays listings.

WhileMajoras Maskwasnt as big a hit asOcarina, it still sold an estimated 3m copies.

The Majoras Mask Adventure Set,also published in 2000, is an exceedingly rare item.

It all comes in a distinctive green box, and its all very handsomely put together.

When new, the Adventure Set would have set you back around 70.

If you were to attempt to pick up a copy today, expect to pay closer to around 1000-1500.

Then, in 1988, things went a bit weird.

Bargain hunters should be aware that a copy ofStadium Eventsmay still be found in a second-hand shop somewhere.

The rep put up both hands and said to Harv, Keep it.

Only an American videogame rep screaming in anguish.

If you did, youll be pleased to know that even these recent editions are worth around 300.

So how do you know whether your copy of thePhilosophers Stoneis a true first edition?

Then, to make absolutely sure, turn to page 53.

Or at the very least calling your insurers.

As a result, copies of issue number one are now rare and extremely sought-after by collectors.

Cowabunga, and so forth.

In comic book terms,The Walking Deadis relatively new, having first appeared in October 2003.

As a result, the market values forWalking Deadissue one were at one stage climbing all the time.

In 2011, a near-mint copy was sold for $2,500.

One year later, a similarly pristine copy sold for $7,000.

In November 2012, another clean (9.9 rated) copy sold for $10,100.

Assuming you have the best part of a grand to spend on a poster, of course.

Heres another recent poster that is now rare and collectible.

When Quentin TarantinosPulp Fictionwas first released in theatres in 1994, Miramax released the above poster to accompany it.

So if its such a familiar poster, why are certain copies so incredibly valuable?

Because the version most of us had on our walls was a later, edited version.