If you still consider yourself an Atari fan there is no need to explain what Sillyventure is about. Checkpoint recently released the official invitation named Sillyventure 2013 Invite and it runs on an old, but wonderful hardware, the Atari Jaguar.

ATARI JAGUAR SillyVenture 2013 invitro by lsl / Checkpoint

Watch this video on YouTube.

http://pouet.net/prod.php?which=61367