The 1987 game "The Last Ninja" allegedly squeezed into 40 kilobytes

Tiny package, big reputation

It has been reported that The Last Ninja, the celebrated 1987 Commodore 64 title, fit into just 40 kilobytes. The claim surfaced in a tweet by @exQUIZitely and was picked up on Hacker News, prompting the usual mix of disbelief and nostalgic awe. Forty kilobytes. Think about that for a second. Stunning visuals, memorable music, and tight gameplay — all from what today would be considered a postage-stamp of storage.

How did they do it?

How do you get a sprawling isometric action-adventure into such a tiny footprint? With brutal efficiency. Experienced coders point to handcrafted assembly, aggressive reuse of tiles and sprites, and painstaking data packing. No fat, no abstraction layers, and every byte earned its keep. It’s the kind of craft you only see when hardware forces ingenuity — the same spirit that drove the demoscene and early home-computer hacking.

Why this still matters

In an era when AAA titles chew through hundreds of gigabytes, the headline hits you right in the feels. It’s a reminder that constraints can spark creativity, and that clever engineering can outshine sheer brawn. The 40 KB figure is reportedly true but not independently verified here, so archivists and preservationists may want to dig through original disks and listings. Either way, the story is a neat jolt: small package, big legacy. Who doesn’t love that?

Sources: twitter.com/exquizitely, Hacker News