In the single player mode, the player controls them both, while in the two-player co-op, each players takes control over one of them. The customizable protagonists of the game are a pair of 'Source Hunters': members of an organization dedicated to eradicating a dangerous type of magic known as 'Source' and its adepts. The game touts turn-based action and adventure, cooperative multiplayer, an interactive world, and includes a modding tool used for creating new content. Divinity: Original Sin concerns two heroes. Original Sin is an RPG in the Divinity universe.