Back when you moved the Raven achievement Beep, Beep, Boom! from the “Ranked/Unranked” category to the “Melee Combat” category, you changed the text to match, i.e. in a melee game:
With today’s similar move of the Infestor achievement Infested Terror to the “Melee Combat” category, the text wasn’t changed to match, i.e. it still says unranked or ranked:
I suspect it’s supposed to say melee game because:
- The category, and
- I tested it just now and got the achievement in a Custom game.