Endless Space 2: Digital Deluxe Edition [v 1 2 23]

The Galactic Statecraft Free Update offers plenty of new options to
interact and collaborate with other major players, as well as a
series of new features and game improvements. For those who favor
the subtle art of negotiation rather than brutal bloodshed, the
game now offers new diplomatic means for faction leaders to solve
conflictual situations, making collaboration more rewarding and
accessible than ever.

For more info go to : http://store.steampowered.com/app/751832/