Why cant you play starcraft maps ive downloaded off the internet?

the best way to do this is dl to your file share so when you do dl it it will automatically go into your map list.... and if u want to dl maps go to forgehub.net not bungie

Once u have downloaded them just go to the game and it should be in ts slot or completely new

There are a series of "map packs" that you download. To compete online in matchmaking you have to select a playlist that includes your map pack. If you do not have the latest map pack for that...

You need the game that the map goes with

You can, its just you have to pay for it . I have that it is currently 15 dollars, it has new maps including some of the calssic maps from the first modern warfare. Unless you mean you have already...