Fenbeasts are completely at home in marshes and bogs, able to move with effortless speed. For the purposes of movement, they treat fens, marshes, morasses and similarly swampy terrain as open ground.
Source: Warhammer Fantasy: 7th Edition
Fenbeasts are completely at home in marshes and bogs, able to move with effortless speed. For the purposes of movement, they treat fens, marshes, morasses and similarly swampy terrain as open ground.