"Valheim," a Viking-themed survival game, has attracted frenzied attention from content creators and players with moments like these. The indie game, which was released as an early access title on February 2, commands a large audience on the PC games storefront Steam, at one time logging just under half a million concurrent players. Coming in just behind classic titles such as "PlayerUnknown's Battlegrounds," "Counter-Strike: Global Offensive" and "Dota 2," "Valheim" is the most popular indie game on Steam, according to Steam Charts. Its publisher Coffee Stain estimates it has sold over five million copies, at $19.99 a copy.