Caravel Games just released a new DROD (Deadly Rooms of Death) game and to celebrate, they've put all their other games on sale for 75% off ($5 each).

http://caravelgames.com/Articles/Games.html

I'd been waiting for a sale so I grabbed a couple, plus the new game (Gunthro and the Epic Blunder) which is a prequel to the rest of the series and aimed at beginners.

And in case you don't know what DROD is, check the demos, or click here:

http://forum.caravelgames.com/downloads.php

The original, older version ("Architect's Edition") is freeware!