[Edit] Alexei Stukov Confirmed
Stukov is infesting the Nexus soon and his gameplay reveal & dev interview will be available during tomorrow's HGC matches.
A teaser from yesterday hinted at a new Hero from the Starcraft universe. Blizzard confirmed today on Twitter that it's none other than Alexei Stukov. Gameplay will be unveiled during tomorrow's first HGC matches, so don't forget to tune in!