A rare – and sealed – copy of Nintendo's original 1987 The Legend of Zelda is up for sale via auction.

Right now, with four days left to go, the lot – allegedly considered a "grail" given its rarity and 9.0 wata rating – is sitting on a bid of $110,000 (£72.3k). pgslot

The auction house running the auction states this version of the NES original is particularly significant given production of this variant only ran "for a few months in late 1987", with only the "NES TM" version – the first production run – thought to be more valuable.

"Truly, the term "grail" only begins to scratch the surface of describing this game," auctioneer Heritage Auctions says in a flowery statement. "Of all of the games we've offered in our auctions, this sealed, early production copy of the first game in the groundbreaking Legend of Zelda series is no doubt the apotheosis of rarity, cultural significance, and collection centerpieces. A proverbial trifecta of collector perfection that only one will receive the honor of calling their own.