Stardock today announced that there is a sale going on this weekend (today through Monday) via Impulse digital distribution platform. The games included in this offer are Safecracker - $9.99 (reg: $19.99), Dungeon Lords CE - $9.99 (reg: $19.99), Genesis Rising - $9.99 (reg: $19.99), MotoGP '08 - $29.99 (reg: $39.99), and Cellblock Squadrons - $4.95 (reg: $9.95).