If you have any warm feeling about Commodore C64 - you need to visit http://www.lemon64.com/ (if you haven't done so already). It's a great site with lots of pixel art graphics from C64 games (there's much more than just games). Highly recommended!
The BlackMoon Design team has launched new iPhone game today – “Attack of the Mutant Sheeps”. The game is quite simple, yet it’s fun and challenging. There's some crude humor into the game – you must protect your hot-dog from being eaten by a bunch of mutated (and possibly aggressive) sheeps.
Here's a advent calendar that you might like. Mission in Snowdriftland is a game with some very nice pixel-art graphics. There are 24 levels - each one unlocked every day. When you finish the level there are some indie game related goodies to download.