Starcraft 2 is peppered with easter eggs. Not only does it have a Lost Vikings mini-game - but it also has a Metroid cameo.
An eagle-eyed gamer well-versed in Nintendo's iconic sci-fi franchise spotted a couple of Metroids floating in a tube - be afraid.
Starcraft 2 was in production for over ten years and unsurprisingly Blizzard are quite confident in the sequel.
Who's played it, then? And what do you reckon so far?