Following rumors last week, Microsoft has announced that it has acquired Fallout: New Vegas and Pillars of Eternity developer Obsidian Entertainment, as well as Wasteland and The Bard’s Tale developer inXile Entertainment.

Here is an overview of each studio, via Microsoft:

Obsidian Entertainment Obsidian Entertainment was founded in 2003 in Irvine, Calif. by industry veterans from Black Isle Studios, led by Feargus Urquhart. The studio quickly made a name for itself with the Xbox exclusive Star Wars: Knights of the Old Republic II: The Sith Lords. Over the last fifteen years, they have delivered genre-defining RPGs to players on both console and PC through titles including Fallout: New Vegas, South Park: The Stick of Truth, and Pillars of Eternity. inXile Entertainment inXile Entertainment is a team of industry veterans with decades of PC and RPG expertise. Led by Interplay founder Brian Fargo, inXile’s two development teams in Newport Beach, Calif. and New Orleans excel at creating vast worlds for players to explore with titles such as Wasteland 2, Torment: Tides of Numenera, Bard’s Tale IV, and the upcoming Wasteland 3.

The acquisitions are the latest in Microsoft’s efforts to build up its first-party. At E3 2018 in June, Microsoft announced the acquisitions of Undead Labs, Playground Games, Ninja Theory, and Compulsion Games.

Watch a message from Obsidian Entertainment below.