Back in the day, I played the Amiga port of Larn with little graphical tiles. Lots of fun. There was a graphical Amiga port of Hack too, but it was too buggy.
That seems to be a normal MIT licence (without advertising clause). Debian packages loads of software under that licence.
[Edit] That appears to be JS Larn, which is apparently derived from Larn and uLarn, but with an MIT licence replacing the original author's. You can't do that.