All 212 cards are the same size, so 5x Standard Card Game Pack (50 sleeves per pack) should do.
American or Euro size?
According to Fantasy Flight's site:
Standard American fits Cards of This Size: 2 1/4" x 3 1/2" (56x87 MM)
Examples of games with cards that this sleeve will fit: Citadels™, Munchkin™, Descent: Journeys in the Dark™, War of the Ring™, Bohnanza™
Standard Euro fits Cards of This Size: 2 5/16" x 3 9/16" (59x92 MM)
Examples of games with cards that this sleeve will fit: Agricola™, Dominion™, Lord of the Rings: The Board Game (1st Edition)™, BattleLore™, San Juan™