Which Concordia Pledge Should You Buy?

About Concordia: Special Edition, from BoardGameGeek:

Two thousand years ago, the Roman Empire ruled the Mediterranean. Mighty Roman dynasties thrived through trade and architectural marvels. Now it's your turn! Build your trade network, appease the ancient gods, and guide your people to prosperity. Concordia is a highly acclaimed, peaceful strategy game of economic development. Rely on clever hand management and longterm planning. Send out colonists, acquire new cards, and expand your trade empire to win. Concordia: Special Edition revitalizes Mac Gerdts's masterpiece, introducing a new, immersive, and historically grounded visual design with improved map readability. It also features stunning premium components and adds new content – a fresh map and two gameplay modules – to expand the Concordia experience. The Special Edition will not be backwards compatible with previous Concordia content.