You want to go all in? The terraformer inside you will be happy for months with this package, including all official products released for Terraforming Mars yet*. It contains:
Terraforming Mars Base Game
The Hellas & Elysium expansion
The Venus Next expansion
The Prelude expansion
The Colonies expansion
The Rover First Player Marker
*The promo pack is currently out of stock and is not contained in this package. The package deal is therefore reduced by the price of the promo pack until they are available again.
As more products are released, this package deal will be updated.