StarCraft II: Nova Covert Ops

When I played through Legacy of the Void years ago , there was a fourth option on the campaign select screen. It was a cloaked ghost, and clicking it went to the Battle.net store for a mission pack for some amount I thought was absurd. I never saw it go on sale, because why would it? Blizzard didn't like Steam, and wasn't on it (at the time, anyway). Acti-Blizzi-vision has to extract value for…