pu1. The Starcraft Remaster version is charged. Star 11.18 is free
2017-11-17
pu2. The bruhdwar version? Anyway, only the old version is free
2017-11-17
pu3. It means that the old Star 11.18 patch is free
2017-11-17
pu4. Only the brudwar version is released for free and you have to buy the remaster, of course.
2017-11-17
pu5. Starcraft 1 remaster version is on sale for a fee. It's said to give benefits to people who bought stars, but I don't think there's anything like that yet