The 1999 Nintendo add-on was such a failure in Japan that it was never released in U.S. markets. Which makes it even more valuable.

VIDEO GAMES
It's one of the game's many unintended consequences.
The game took the world by storm this weekend—and left some bizarre headlines in its wake.
This should look familiar to fans of 'Metal Gear Solid.'
“It's unapologetically weird, aggressively sexual, and steeped in [the] psychedelic future funk vibe that defined the Purple One's '90s heyday.”
Before you dump that old box of video games, you may want to see if one of those dusty old cartridges is worth as much as a brand-new car.
The iconic video game company has the golden touch when it comes to home entertainment. That doesn't explain the NES knitting machine.
When Atari released their video game adaptation of 'E.T. The Extraterrestrial' in 1982, they thought it would buoy their brand and help them compete with the growing home computer market.
With the "EJB menus," players can easily add their initials to the top of the ranking board.
Researchers found that going through the motions improved putting accuracy.
The popular video rental store chain may be (almost) extinct, but its legacy of late fees and bans on long hair for employees will live forever.
Researchers at the University of Melbourne’s Microsoft Research Centre for Social Natural User Interfaces have teamed up with Zoos Victoria to develop games for Orangutans using Microsoft’s Kinect 3D sensor (which is used in the Xbox One gaming system).
Pupils will spend five hours a week studying their unconventional extracurricular of choice.
Look, it's Super Mario Bros. 3 running on a PC in 1990! Sort of.
The creators of "MolCraft" hope it will be used as a new type of education tool.
A polite robber once called ahead to a GameStop location to make sure the game he wanted was in stock.