Saving us a few bucks this week, Valve has announced that the Kalypso Strategy Pack is currently on sale through Steam for just $29.99 USD (a 75% savings). This bundle includes the entire Tropico series, the Commandos series, Disciples III, Patrician IV, Grand Ages: Rome and more! The deal runs from now until 4pm PST on Thursday, May 12th. So don't miss out! :D