Catan Ext: 5-6 Player Expansion for Base-game The only difference is that

The only difference is that each player has a dedicated "double bid" token instead of being allowed to bid two tokens once per season

In Cosmocracy players argue over randomized sci-fi themed topics by making up facts and pandering to the other alien races to win votes and become the next President of the Galaxy

or a combination of both

the choice is up to you

Catan Ext: 5-6 Player Expansion for Base-game The only difference is thatAllows you to add up to two more opponents to The Settlers of Catan. The only change in the rules is that there is a building round at the end of each turn in which any player can build. Belongs to the Catan Series.