Middle-earth Project: A full-conversion mod set in J.R.R Tolkien's legendarium.Elder Kings: A full-conversion mod set in the Elder Scroll's world.Martin's 'A Song of Ice and Fire' (ASoIaF). A Game of Thrones: A full-conversion mod set in the world of George R.
When playing multiplayer, expansions and some micro-transactions (customisation tools) that the host owns are made available to all clients for that session.