Virtual Programming has introduced Crusader Kings - Deus Vult, its latest game for Macs being made available as a digital download.

An expansion pack for the original game, Crusader Kings, Crusader Kings - Deus Vult tasks players with creating the most powerful dynasty of medieval Europe (c.1066-1453AD).

Players build their lands, wealth and military power and must manage their lands while interacting with various courtiers and nobles.

There's various added inter-character relations, representing loyalty inside courts, relations between countries, as well as friends and rivals for all characters. No longer will realms just fall apart, a beleaguered King will always have friends who will support him.

The expansion pack costs $19.95 and is available here.