This new content pack introduces Bà Triu as the leader of Vietnam and Kublai Khan as an alternate leader of either China or Mongolia. Includes the Vietnam civilization with Bà Triu, the Voi Chin unique unit, and the Thành unique building. Civ Unique Ability Vietnams unique ability isNine Dragon River Delta .All land specialty districts can only be built on Rainforest, Marsh, or Woods tiles. Buildings on each type of tile receive either additional Science, Production, or Culture. This ability also allows Woods to be planted with the Medieval Faires civic. Leader Unique Ability Bà Trius unique ability,Drive Out the Aggressors ,provides additional Combat Strength for units fighting in Rainforest, Marsh, or Woods tiles; this bonus is further increased for tiles owned by Vietnam. Beginning a turn in Rainforest, Marsh, or Woods also provides additional Movement, which is also further increased for tiles owned by Vietnam. Unique Unit Vietnam features the unique Medieval era ra