It's like Diablo, but...without the mousebreaking clicking!
The best thing is that NetHack is freely available for download without the need for an eyepatch, parrot, or other such piratey gear.
Vulture's Eye: http://www.darkarts.co.za/project/vultures/download
That's it for this edition of the RPG Spotlight. If you have any suggestions for future ones, let me know, because if it's not obvious by the fact that I ended up picking NetHack, I'm low on ideas at the moment.