Northgard: The scoop on the surprise indie sales hit

It is often an indie game comes out of left field to conquer Steam sales charts, but that's exactly what happened with Northgard, the Viking-based RTS title from Shiro Games, the makers of Evoland. We talked to CEO Sebastien Vidal at PAX East about the game's success, how it differs from other RTS games, and what players can expect from the new Raven Clan content.