A security guard playing Hearthstone
Hearthstone is a collectible card game that is played on tablet devices.[1]
Trivia
Hearthstone is a real-world card game created by Blizzard Entertainment, based on its Warcraft universe. Similar to StarCraft, it receives in-universe representation in Overwatch.
References
- ↑ 2014-11-07, Overwatch Cinematic Trailer. YouTube, accessed on 2015-11-12