Catan 5th ed seafarers exp | Catan 5th Edition Seafarers Expansion allows players to take control of bold seafaring settlers as they explore and conquer new territories in the wild, uncharted isles of Catan. With its addition of new seas, lands, and valuable gold fields, this expansion offers an exhilarating twist to the classic Catan gameplay, providing endless possibilities for adventurous gaming experiences.