Loom may not exactly be obscure by any standard, but I don't see it being mentioned nearly as much as, say, Day of the Tentacle or Monkey Island. But it was a truly revolutionary way of reimagining the adventure game genre, and in a very early age of point-and-click. No inventory, single mouse click interaction, using spells to interact with the environment...
Of course, you'll want to play the original floppy version to get the full story; the CD-ROM version had its dialogue heavily truncated to fit onto the CD.
What's your pick?
That's cool, I'll play it sometime, sounds like it will be fun since I'm already not overhyping it
I loved Toonstruck. Christopher Lloyd being in it had me hooked before even booting it up, but it's a solid adventure. Not to mention the voice cast is phenomenal! Tim Curry is the main antagonist and Dan Castellaneta (Homer Simpson) is your sidekick Flux!